This document contains 50 multiple choice questions related to ecology and environmental science. The questions cover a wide range of topics including biotic and abiotic factors, food webs and energy transfer between trophic levels, population dynamics, ecosystem structure and interactions, and species adaptations. Correct answers are provided for each question to test understanding of key concepts.
EXAM 1 STUDY GUIDE CONSIDER LECTURES UP TO 26 FEB and TEXT Bgalinagrabow44ms
EXAM 1 STUDY GUIDE
CONSIDER LECTURES UP TO 26 FEB and TEXT BOOK CHAPTERS UP THOURGH MODULE 4.1 (Through HUMAN POPULATIONS)
1.
Give a basic definition of biodiversity.
2.
Which of the following accurately reflects the connection between science, decision-making, and environmental science? a. Science and environmental science rely on evidence; good decision-making only sometimes relies on evidence.
b. Science and good decision-making rely on evidence; environmental science does not always rely on evidence.
c. Science relies on good decision-making and environmental science relies on evidence.
d. Science and good decision-making relies on evidence; environmental science relies on good decision-making.
e. Science and good decision-making rely on evidence; environmental science relies on evidence.
3.
Compare the life history strategy of a deer mouse with that of a bear, and identify each as either an r- or K-selected species.
4.
Why are tertiary information sources considered less reliable than primary and secondary sources? What is a primary source?
5.
What is an environmental footprint? How is this used to measure sustainability?
6.
Scientists have studied the impact of clear cutting forests on erosion and waterways. They know that clear cutting will cause erosion and waterways will suffer the impact of sediment loading. Evaluate the situation and choose the statement that best explains how humans may perceive the risks involved.
a. Since the chance of disaster is low humans will not have biases about this situation.
b. Although the seriousness of the impact is well known people’s judgment may still vary dramatically.
c. All people understand this situation and will work together on a solution. d. Both a and c
e. None of the above
7.
Why are some people more vulnerable to toxic substances than other people, even if exposed to the same dose?
8.
Explain how a composting toilet works. Use a diagram to explain the cycling of water and organic matter.
9.
Distinguish between chronic and acute effects cuased by exposure to toxic substances.
10.
List THREE abiotic parameters and THREE biotic parameters: ABIOTIC
1
2
3
BIOTIC
1
2
3
11.
Which of the following best describes ecosystem capital? a. mineral and living resources of the earth.
b. living organisms and other renewable resources of the earth.
c. natural resources such as forests and fisheries.
d. natural resources (goods) and services provided by ecosystems
e. ecosystem services that support life on earth
12.
Refer to the figure below to determine which country has the lowest population size but the highest density?
a. Asia
b. South Africa
c. Eastern Europe
d. Western Europe
e. Oceania
13.
List three of the things you might measure to determine your ecolo ...
Which of the following is a renewable resourceA. Minerals.docxlashandaotley
Which of the following is a renewable resource?
A.
Minerals
B.
Fossil fuels
C.
Land
D.
Wind
2.
Which of the following examples of an ecological study involves the ecosystem level of organization?
A.
The effects of competition on survival
B.
The effects of a disease on population size
C.
The effects of an invasive plant species on bird nesting sites
D.
The effects of human activities on biogeochemical cycling
3.
The nitrogen utilized by
most
plants is derived from
A.
the atmosphere.
B.
nitrogen gas.
C.
soil.
D.
decayed organic matter.
4.
Which one of the following conditions is an example of resource partitioning?
A.
A species of butterfly and a species of bee that pollinate the same flower
B.
Two species of birds that eat fruit from the same tree
C.
Two species of squirrels—one that eats acorns from the branches and one that eats acorns that have fallen to the ground
D.
Two species of mice—one that eats seeds and the other that eats insects
5.
Which one of the following phrases describes many countries within Asia and Africa?
A.
LDCs experiencing rapid population growth
B.
LDCs experiencing slow population growth
C.
MDCs experiencing rapid population growth
D.
MDCs experiencing slow population growth
6.
A source from which organisms generally take elements is called a/an
A.
reservoir.
B.
biotic community.
C.
exchange pool.
D.
food web.
7.
Which of the following was one result of the Green Revolution?
A.
An increased reliance on polyculture agriculture
B.
The protection of species diversity
C.
An increase in the yield of crops for less-developed countries
D.
The conservation of topsoil
8.
Which one of the following interspecies relationships has a negative effect on both species?
A.
Predation
B.
Parasitism
C.
Competition
D.
Commensalism
9.
Which of the following factors will have a greater impact on a population as the density of that
population increases?
A.
Natural disaster
B.
Climate
C.
Weather
D.
Predation
10.
Study the following food chain:
grass → snakes → rabbits → hawks.
From this chain, you can
correctly assume that each population
A.
is a carnivore.
B.
is always larger than the one before it.
C.
is a species of herbivore.
D.
supports the next trophic level.
11.
The life history pattern in which population growth is logistic is called
A.
biotic potential.
B.
opportunistic pattern.
C.
equilibrium pattern.
D.
population density.
12.
Modern fishing practices threaten biodiversity mainly through the
A.
accidental capture of unwanted species.
B.
chemical poisoning of the water.
C.
physical destruction of marine habitats.
D.
removal of community food supplies.
13.
In which of the following relationships do both species benefit?
End of exam
A.
Mutualism
B.
Commensalism
C.
Parasitism
D.
Competition
14.
A complex of interconnected food chains in an ecosystem is called a/an
A.
food web.
B.
ecosys.
Biodiversity knows no political boundaries and its conservation is therefore a collective responsibility of all nations. The historic Convention on Biological Diversity (‘The Earth Summit’) held in Rio de Janeiro in 1992, called upon all nations to take appropriate measures for conservation of biodiversity and sustainable utilisation of its benefits. In a follow-up, the World Summit on Sustainable Development held in 2002 in Johannesburg, South Africa, 190 countries pledged their commitment to achieve by 2010, a significant reduction in the current rate of biodiversity loss at global, regional and local levels
EXAM 1 STUDY GUIDE CONSIDER LECTURES UP TO 26 FEB and TEXT Bgalinagrabow44ms
EXAM 1 STUDY GUIDE
CONSIDER LECTURES UP TO 26 FEB and TEXT BOOK CHAPTERS UP THOURGH MODULE 4.1 (Through HUMAN POPULATIONS)
1.
Give a basic definition of biodiversity.
2.
Which of the following accurately reflects the connection between science, decision-making, and environmental science? a. Science and environmental science rely on evidence; good decision-making only sometimes relies on evidence.
b. Science and good decision-making rely on evidence; environmental science does not always rely on evidence.
c. Science relies on good decision-making and environmental science relies on evidence.
d. Science and good decision-making relies on evidence; environmental science relies on good decision-making.
e. Science and good decision-making rely on evidence; environmental science relies on evidence.
3.
Compare the life history strategy of a deer mouse with that of a bear, and identify each as either an r- or K-selected species.
4.
Why are tertiary information sources considered less reliable than primary and secondary sources? What is a primary source?
5.
What is an environmental footprint? How is this used to measure sustainability?
6.
Scientists have studied the impact of clear cutting forests on erosion and waterways. They know that clear cutting will cause erosion and waterways will suffer the impact of sediment loading. Evaluate the situation and choose the statement that best explains how humans may perceive the risks involved.
a. Since the chance of disaster is low humans will not have biases about this situation.
b. Although the seriousness of the impact is well known people’s judgment may still vary dramatically.
c. All people understand this situation and will work together on a solution. d. Both a and c
e. None of the above
7.
Why are some people more vulnerable to toxic substances than other people, even if exposed to the same dose?
8.
Explain how a composting toilet works. Use a diagram to explain the cycling of water and organic matter.
9.
Distinguish between chronic and acute effects cuased by exposure to toxic substances.
10.
List THREE abiotic parameters and THREE biotic parameters: ABIOTIC
1
2
3
BIOTIC
1
2
3
11.
Which of the following best describes ecosystem capital? a. mineral and living resources of the earth.
b. living organisms and other renewable resources of the earth.
c. natural resources such as forests and fisheries.
d. natural resources (goods) and services provided by ecosystems
e. ecosystem services that support life on earth
12.
Refer to the figure below to determine which country has the lowest population size but the highest density?
a. Asia
b. South Africa
c. Eastern Europe
d. Western Europe
e. Oceania
13.
List three of the things you might measure to determine your ecolo ...
Which of the following is a renewable resourceA. Minerals.docxlashandaotley
Which of the following is a renewable resource?
A.
Minerals
B.
Fossil fuels
C.
Land
D.
Wind
2.
Which of the following examples of an ecological study involves the ecosystem level of organization?
A.
The effects of competition on survival
B.
The effects of a disease on population size
C.
The effects of an invasive plant species on bird nesting sites
D.
The effects of human activities on biogeochemical cycling
3.
The nitrogen utilized by
most
plants is derived from
A.
the atmosphere.
B.
nitrogen gas.
C.
soil.
D.
decayed organic matter.
4.
Which one of the following conditions is an example of resource partitioning?
A.
A species of butterfly and a species of bee that pollinate the same flower
B.
Two species of birds that eat fruit from the same tree
C.
Two species of squirrels—one that eats acorns from the branches and one that eats acorns that have fallen to the ground
D.
Two species of mice—one that eats seeds and the other that eats insects
5.
Which one of the following phrases describes many countries within Asia and Africa?
A.
LDCs experiencing rapid population growth
B.
LDCs experiencing slow population growth
C.
MDCs experiencing rapid population growth
D.
MDCs experiencing slow population growth
6.
A source from which organisms generally take elements is called a/an
A.
reservoir.
B.
biotic community.
C.
exchange pool.
D.
food web.
7.
Which of the following was one result of the Green Revolution?
A.
An increased reliance on polyculture agriculture
B.
The protection of species diversity
C.
An increase in the yield of crops for less-developed countries
D.
The conservation of topsoil
8.
Which one of the following interspecies relationships has a negative effect on both species?
A.
Predation
B.
Parasitism
C.
Competition
D.
Commensalism
9.
Which of the following factors will have a greater impact on a population as the density of that
population increases?
A.
Natural disaster
B.
Climate
C.
Weather
D.
Predation
10.
Study the following food chain:
grass → snakes → rabbits → hawks.
From this chain, you can
correctly assume that each population
A.
is a carnivore.
B.
is always larger than the one before it.
C.
is a species of herbivore.
D.
supports the next trophic level.
11.
The life history pattern in which population growth is logistic is called
A.
biotic potential.
B.
opportunistic pattern.
C.
equilibrium pattern.
D.
population density.
12.
Modern fishing practices threaten biodiversity mainly through the
A.
accidental capture of unwanted species.
B.
chemical poisoning of the water.
C.
physical destruction of marine habitats.
D.
removal of community food supplies.
13.
In which of the following relationships do both species benefit?
End of exam
A.
Mutualism
B.
Commensalism
C.
Parasitism
D.
Competition
14.
A complex of interconnected food chains in an ecosystem is called a/an
A.
food web.
B.
ecosys.
Biodiversity knows no political boundaries and its conservation is therefore a collective responsibility of all nations. The historic Convention on Biological Diversity (‘The Earth Summit’) held in Rio de Janeiro in 1992, called upon all nations to take appropriate measures for conservation of biodiversity and sustainable utilisation of its benefits. In a follow-up, the World Summit on Sustainable Development held in 2002 in Johannesburg, South Africa, 190 countries pledged their commitment to achieve by 2010, a significant reduction in the current rate of biodiversity loss at global, regional and local levels
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B)
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B)
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
1. An example of primary productivity would beA. a wild raspsandibabcock
1. An example of primary productivity would be
A. a wild raspberry plant growing 30 grams of new leaf mass during a day of photosynthesis.
B. a young oriole growing 10 grams of muscle during a feeding trip to a raspberry bush.
C. a young hawk growing 10 more grams of body mass by killing and eating a young oriole.
D. more than one of the above.
2. Diversity refers to
A. number of different species present
B. number of ecological niches
C. amount of genetic diversity
D. all of the above
3. An ecosystem consists of
A. A physical environment within which a biological community lives
B. The species with which a biological community interacts
C. A biological community and its physical environment
D. The primary producers within a biological community
E. All the species in a biological community
4. A keystone species is a species whose presence
A. Is the main reason a community exists
B. Provides food for all other species in a community
C. Is an indicator of environmental health
D. Influences the population size of many other species in its community
E. Is always at the top of the trophic levels as a top predator
5. Biomass includes all
A. Material in an ecosystem
B. Things that are living at a given time
C. Living and nonliving things
D. Matter produced by primary producers
E. Biological material
6. No two species can occupy the same ecological niche as one species will outcompete the other one.
A. True
B. False
7. Succession can produce changes in soil, degree of shade, available moisture, and species membership of a community.
A True
B False
8. Cheetahs can run extremely fast because
A. They need to run extremely fast in order to catch their prey
B. An ancestor that was able to run fast had an advantage and passed those genes on to its offspring
C. Over time they gradually built up speed as they adapted to faster and faster prey species
D. They are competing with stronger lions and hyenas for their food so they need to be fast
E. All of these are reasons cheetahs can run extremely fast
9. Most organisms' niches are controlled by
A. Genetic determinants
B. Lessons learned from parents
C. Behavior learned from others in their social groups
D. Luck
E. The predators and competitors they encounter
10. A biological community's productivity is a measure of
A. Its number of species
B. The number of individuals in the community
C. Available solar energy that can be converted to biomass
D. The amount of biomass produced in the community
E. All of these are combined in measuring a community's productivity
11. Primary succession occurs when a community develops ____________ while secondary succession occurs when one ________.
A. Into a climax community; species replaces another
B. And replaces another; ecosystem becomes stable
C. On unoccupied ground; biological community replaces another
D. And then fails; niche changes
E. Intraspecific competition; experiences inte ...
1. An example of primary productivity would beA. a wild raspberrsandibabcock
1. An example of primary productivity would be
A. a wild raspberry plant growing 30 grams of new leaf mass during a day of photosynthesis.
B. a young oriole growing 10 grams of muscle during a feeding trip to a raspberry bush.
C. a young hawk growing 10 more grams of body mass by killing and eating a young oriole.
D. more than one of the above.
2. Diversity refers to
A. number of different species present
B. number of ecological niches
C. amount of genetic diversity
D. all of the above
3. An ecosystem consists of
A. A physical environment within which a biological community lives
B. The species with which a biological community interacts
C. A biological community and its physical environment
D. The primary producers within a biological community
E. All the species in a biological community
4. A keystone species is a species whose presence
A. Is the main reason a community exists
B. Provides food for all other species in a community
C. Is an indicator of environmental health
D. Influences the population size of many other species in its community
E. Is always at the top of the trophic levels as a top predator
5. Biomass includes all
A. Material in an ecosystem
B. Things that are living at a given time
C. Living and nonliving things
D. Matter produced by primary producers
E. Biological material
6. No two species can occupy the same ecological niche as one species will outcompete the other one.
A. True
B. False
7. Succession can produce changes in soil, degree of shade, available moisture, and species membership of a community.
A True
B False
8. Cheetahs can run extremely fast because
A. They need to run extremely fast in order to catch their prey
B. An ancestor that was able to run fast had an advantage and passed those genes on to its offspring
C. Over time they gradually built up speed as they adapted to faster and faster prey species
D. They are competing with stronger lions and hyenas for their food so they need to be fast
E. All of these are reasons cheetahs can run extremely fast
9. Most organisms' niches are controlled by
A. Genetic determinants
B. Lessons learned from parents
C. Behavior learned from others in their social groups
D. Luck
E. The predators and competitors they encounter
10. A biological community's productivity is a measure of
A. Its number of species
B. The number of individuals in the community
C. Available solar energy that can be converted to biomass
D. The amount of biomass produced in the community
E. All of these are combined in measuring a community's productivity
11. Primary succession occurs when a community develops ____________ while secondary succession occurs when one ________.
A. Into a climax community; species replaces another
B. And replaces another; ecosystem becomes stable
C. On unoccupied ground; biological community replaces another
D. And then fails; niche changes
E. Intraspecific competition; experiences interspecific competitio ...
Final Exam Ecology 100Name____________________Dr. Isobel A.docxmydrynan
Final Exam Ecology 100
Name____________________
Dr. Isobel A. Pearsall
Multiple choice questions. (1 mark each)
1. Changes in community structure over time are called _____________.
a. succession
b. stratification
c. zonation
d. characterization
2. Food webs can be arranged into ________ levels based on whether organisms obtain their nutrition from photosynthesis, from eating plants, or from eating animals
a. niche
b. guild
c. trophic
d. predation
3. A dominant species in a community may
a. Be the most numerous
b. Possess the highest biomass
c. Preempt the most space
d. Make the largest contribution to energy flow or nutrient cycling
e. All of the above
4. Which of the following does NOT function as a habitat corridor?__________
a. a large lake
b. a hedgerow
c. the vegetation along a river
d. a drainage ditch
5. Which of the following is produced by humans as pesticides, soluble in fats and lipids, and accumulates in animals through the food chain?________
a. lead
b. chlorinated hydrocarbons
c. sulfur dioxide
d. carbon dioxide
6. In the small-population approach to studying endangered populations, the key factor driving the species towards extinction is___________
a. loss of genetic variation
b. too many animals migrating away from small populations
c. loss of food
d. increased risk of predation
e. too many animals migrating between populations
7. Which of the following is NOT true?_________
a. the world’s oceans act as a sink for carbon dioxide
b. the world’s terrestrial ecosystems act as a sink for carbon dioxide
c. the world’s ecosystems act as sinks for carbon dioxide, completely offsetting the increase in carbon dioxide emissions from burning of fossil fuels.
d. Reforestation is part of the solution to balancing the global carbon cycle.
8. Which of the following allocates more biomass to photosynthetic tissue and less to supportive tissue?
a. Trees
b. Shrubs
c. Lianas
d. Grasses
9. Conservationists refer to the number of individuals necessary to ensure the long-term survival of a species as the _____________
a. Minimum viable population
b. Genetically effective population
c. metapopulation
d. carrying capacity
10. Which terrestrial biome has the highest diversity of plant and animal life?
a. Tropical savanna
b. Tropical rain forest
c. Temperate deciduous forest
d. Boreal forest
11. An endemic species is best defined as a species that___________________
a. is a habitat specialist with a large geographic distribution
b. has so few individuals remaining that is ceases to perform its role within an ecosystem
c. no longer exists in a given area yet still survives elsewhere
d. occurs in a single geographic area and nowhere else
12. The primary cause of current extinction is____________________
a. overhunting
b. introduction of non-native species
c. pollution
d. habitat degradation
13. Harvesting at a level that will ensure a similar yield repeatedly without forcing the population into decline is called____ ...
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B)
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B)
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
SCI 256 Final Exam Answers
FINAL EXAM TEST
1. According to the Environmental Science text, the environmental statement of the
1990s was “saving our planet”. Is earth’s very survival really in danger?
A) no, because in the long view, the changes humans have made to earth will be
cleansed by natural processes
B) no, because sustainability refers only to the next 2 generations of humans
C) yes, because resources are becoming really sparse
D) yes, because energy will run out
E) none of these
2. The total amount of food produced each year worldwide is sufficient to feed all the
world’s people today. Why do famines nevertheless occur?
A) food production is insufficient in some local areas
B) logging destroys agricultural land
C) worldwide transportation of food is inadequate
D) severe local shortage of firewood affects the ability to cook
E) food production is insufficient in some local areas and worldwide
transportation of food is inadequ
1. An example of primary productivity would beA. a wild raspsandibabcock
1. An example of primary productivity would be
A. a wild raspberry plant growing 30 grams of new leaf mass during a day of photosynthesis.
B. a young oriole growing 10 grams of muscle during a feeding trip to a raspberry bush.
C. a young hawk growing 10 more grams of body mass by killing and eating a young oriole.
D. more than one of the above.
2. Diversity refers to
A. number of different species present
B. number of ecological niches
C. amount of genetic diversity
D. all of the above
3. An ecosystem consists of
A. A physical environment within which a biological community lives
B. The species with which a biological community interacts
C. A biological community and its physical environment
D. The primary producers within a biological community
E. All the species in a biological community
4. A keystone species is a species whose presence
A. Is the main reason a community exists
B. Provides food for all other species in a community
C. Is an indicator of environmental health
D. Influences the population size of many other species in its community
E. Is always at the top of the trophic levels as a top predator
5. Biomass includes all
A. Material in an ecosystem
B. Things that are living at a given time
C. Living and nonliving things
D. Matter produced by primary producers
E. Biological material
6. No two species can occupy the same ecological niche as one species will outcompete the other one.
A. True
B. False
7. Succession can produce changes in soil, degree of shade, available moisture, and species membership of a community.
A True
B False
8. Cheetahs can run extremely fast because
A. They need to run extremely fast in order to catch their prey
B. An ancestor that was able to run fast had an advantage and passed those genes on to its offspring
C. Over time they gradually built up speed as they adapted to faster and faster prey species
D. They are competing with stronger lions and hyenas for their food so they need to be fast
E. All of these are reasons cheetahs can run extremely fast
9. Most organisms' niches are controlled by
A. Genetic determinants
B. Lessons learned from parents
C. Behavior learned from others in their social groups
D. Luck
E. The predators and competitors they encounter
10. A biological community's productivity is a measure of
A. Its number of species
B. The number of individuals in the community
C. Available solar energy that can be converted to biomass
D. The amount of biomass produced in the community
E. All of these are combined in measuring a community's productivity
11. Primary succession occurs when a community develops ____________ while secondary succession occurs when one ________.
A. Into a climax community; species replaces another
B. And replaces another; ecosystem becomes stable
C. On unoccupied ground; biological community replaces another
D. And then fails; niche changes
E. Intraspecific competition; experiences inte ...
1. An example of primary productivity would beA. a wild raspberrsandibabcock
1. An example of primary productivity would be
A. a wild raspberry plant growing 30 grams of new leaf mass during a day of photosynthesis.
B. a young oriole growing 10 grams of muscle during a feeding trip to a raspberry bush.
C. a young hawk growing 10 more grams of body mass by killing and eating a young oriole.
D. more than one of the above.
2. Diversity refers to
A. number of different species present
B. number of ecological niches
C. amount of genetic diversity
D. all of the above
3. An ecosystem consists of
A. A physical environment within which a biological community lives
B. The species with which a biological community interacts
C. A biological community and its physical environment
D. The primary producers within a biological community
E. All the species in a biological community
4. A keystone species is a species whose presence
A. Is the main reason a community exists
B. Provides food for all other species in a community
C. Is an indicator of environmental health
D. Influences the population size of many other species in its community
E. Is always at the top of the trophic levels as a top predator
5. Biomass includes all
A. Material in an ecosystem
B. Things that are living at a given time
C. Living and nonliving things
D. Matter produced by primary producers
E. Biological material
6. No two species can occupy the same ecological niche as one species will outcompete the other one.
A. True
B. False
7. Succession can produce changes in soil, degree of shade, available moisture, and species membership of a community.
A True
B False
8. Cheetahs can run extremely fast because
A. They need to run extremely fast in order to catch their prey
B. An ancestor that was able to run fast had an advantage and passed those genes on to its offspring
C. Over time they gradually built up speed as they adapted to faster and faster prey species
D. They are competing with stronger lions and hyenas for their food so they need to be fast
E. All of these are reasons cheetahs can run extremely fast
9. Most organisms' niches are controlled by
A. Genetic determinants
B. Lessons learned from parents
C. Behavior learned from others in their social groups
D. Luck
E. The predators and competitors they encounter
10. A biological community's productivity is a measure of
A. Its number of species
B. The number of individuals in the community
C. Available solar energy that can be converted to biomass
D. The amount of biomass produced in the community
E. All of these are combined in measuring a community's productivity
11. Primary succession occurs when a community develops ____________ while secondary succession occurs when one ________.
A. Into a climax community; species replaces another
B. And replaces another; ecosystem becomes stable
C. On unoccupied ground; biological community replaces another
D. And then fails; niche changes
E. Intraspecific competition; experiences interspecific competitio ...
Final Exam Ecology 100Name____________________Dr. Isobel A.docxmydrynan
Final Exam Ecology 100
Name____________________
Dr. Isobel A. Pearsall
Multiple choice questions. (1 mark each)
1. Changes in community structure over time are called _____________.
a. succession
b. stratification
c. zonation
d. characterization
2. Food webs can be arranged into ________ levels based on whether organisms obtain their nutrition from photosynthesis, from eating plants, or from eating animals
a. niche
b. guild
c. trophic
d. predation
3. A dominant species in a community may
a. Be the most numerous
b. Possess the highest biomass
c. Preempt the most space
d. Make the largest contribution to energy flow or nutrient cycling
e. All of the above
4. Which of the following does NOT function as a habitat corridor?__________
a. a large lake
b. a hedgerow
c. the vegetation along a river
d. a drainage ditch
5. Which of the following is produced by humans as pesticides, soluble in fats and lipids, and accumulates in animals through the food chain?________
a. lead
b. chlorinated hydrocarbons
c. sulfur dioxide
d. carbon dioxide
6. In the small-population approach to studying endangered populations, the key factor driving the species towards extinction is___________
a. loss of genetic variation
b. too many animals migrating away from small populations
c. loss of food
d. increased risk of predation
e. too many animals migrating between populations
7. Which of the following is NOT true?_________
a. the world’s oceans act as a sink for carbon dioxide
b. the world’s terrestrial ecosystems act as a sink for carbon dioxide
c. the world’s ecosystems act as sinks for carbon dioxide, completely offsetting the increase in carbon dioxide emissions from burning of fossil fuels.
d. Reforestation is part of the solution to balancing the global carbon cycle.
8. Which of the following allocates more biomass to photosynthetic tissue and less to supportive tissue?
a. Trees
b. Shrubs
c. Lianas
d. Grasses
9. Conservationists refer to the number of individuals necessary to ensure the long-term survival of a species as the _____________
a. Minimum viable population
b. Genetically effective population
c. metapopulation
d. carrying capacity
10. Which terrestrial biome has the highest diversity of plant and animal life?
a. Tropical savanna
b. Tropical rain forest
c. Temperate deciduous forest
d. Boreal forest
11. An endemic species is best defined as a species that___________________
a. is a habitat specialist with a large geographic distribution
b. has so few individuals remaining that is ceases to perform its role within an ecosystem
c. no longer exists in a given area yet still survives elsewhere
d. occurs in a single geographic area and nowhere else
12. The primary cause of current extinction is____________________
a. overhunting
b. introduction of non-native species
c. pollution
d. habitat degradation
13. Harvesting at a level that will ensure a similar yield repeatedly without forcing the population into decline is called____ ...
Introduction to AI for Nonprofits with Tapp NetworkTechSoup
Dive into the world of AI! Experts Jon Hill and Tareq Monaur will guide you through AI's role in enhancing nonprofit websites and basic marketing strategies, making it easy to understand and apply.
How to Make a Field invisible in Odoo 17Celine George
It is possible to hide or invisible some fields in odoo. Commonly using “invisible” attribute in the field definition to invisible the fields. This slide will show how to make a field invisible in odoo 17.
The Roman Empire A Historical Colossus.pdfkaushalkr1407
The Roman Empire, a vast and enduring power, stands as one of history's most remarkable civilizations, leaving an indelible imprint on the world. It emerged from the Roman Republic, transitioning into an imperial powerhouse under the leadership of Augustus Caesar in 27 BCE. This transformation marked the beginning of an era defined by unprecedented territorial expansion, architectural marvels, and profound cultural influence.
The empire's roots lie in the city of Rome, founded, according to legend, by Romulus in 753 BCE. Over centuries, Rome evolved from a small settlement to a formidable republic, characterized by a complex political system with elected officials and checks on power. However, internal strife, class conflicts, and military ambitions paved the way for the end of the Republic. Julius Caesar’s dictatorship and subsequent assassination in 44 BCE created a power vacuum, leading to a civil war. Octavian, later Augustus, emerged victorious, heralding the Roman Empire’s birth.
Under Augustus, the empire experienced the Pax Romana, a 200-year period of relative peace and stability. Augustus reformed the military, established efficient administrative systems, and initiated grand construction projects. The empire's borders expanded, encompassing territories from Britain to Egypt and from Spain to the Euphrates. Roman legions, renowned for their discipline and engineering prowess, secured and maintained these vast territories, building roads, fortifications, and cities that facilitated control and integration.
The Roman Empire’s society was hierarchical, with a rigid class system. At the top were the patricians, wealthy elites who held significant political power. Below them were the plebeians, free citizens with limited political influence, and the vast numbers of slaves who formed the backbone of the economy. The family unit was central, governed by the paterfamilias, the male head who held absolute authority.
Culturally, the Romans were eclectic, absorbing and adapting elements from the civilizations they encountered, particularly the Greeks. Roman art, literature, and philosophy reflected this synthesis, creating a rich cultural tapestry. Latin, the Roman language, became the lingua franca of the Western world, influencing numerous modern languages.
Roman architecture and engineering achievements were monumental. They perfected the arch, vault, and dome, constructing enduring structures like the Colosseum, Pantheon, and aqueducts. These engineering marvels not only showcased Roman ingenuity but also served practical purposes, from public entertainment to water supply.
Synthetic Fiber Construction in lab .pptxPavel ( NSTU)
Synthetic fiber production is a fascinating and complex field that blends chemistry, engineering, and environmental science. By understanding these aspects, students can gain a comprehensive view of synthetic fiber production, its impact on society and the environment, and the potential for future innovations. Synthetic fibers play a crucial role in modern society, impacting various aspects of daily life, industry, and the environment. ynthetic fibers are integral to modern life, offering a range of benefits from cost-effectiveness and versatility to innovative applications and performance characteristics. While they pose environmental challenges, ongoing research and development aim to create more sustainable and eco-friendly alternatives. Understanding the importance of synthetic fibers helps in appreciating their role in the economy, industry, and daily life, while also emphasizing the need for sustainable practices and innovation.
Operation “Blue Star” is the only event in the history of Independent India where the state went into war with its own people. Even after about 40 years it is not clear if it was culmination of states anger over people of the region, a political game of power or start of dictatorial chapter in the democratic setup.
The people of Punjab felt alienated from main stream due to denial of their just demands during a long democratic struggle since independence. As it happen all over the word, it led to militant struggle with great loss of lives of military, police and civilian personnel. Killing of Indira Gandhi and massacre of innocent Sikhs in Delhi and other India cities was also associated with this movement.
Read| The latest issue of The Challenger is here! We are thrilled to announce that our school paper has qualified for the NATIONAL SCHOOLS PRESS CONFERENCE (NSPC) 2024. Thank you for your unwavering support and trust. Dive into the stories that made us stand out!
Francesca Gottschalk - How can education support child empowerment.pptxEduSkills OECD
Francesca Gottschalk from the OECD’s Centre for Educational Research and Innovation presents at the Ask an Expert Webinar: How can education support child empowerment?
2024.06.01 Introducing a competency framework for languag learning materials ...Sandy Millin
http://sandymillin.wordpress.com/iateflwebinar2024
Published classroom materials form the basis of syllabuses, drive teacher professional development, and have a potentially huge influence on learners, teachers and education systems. All teachers also create their own materials, whether a few sentences on a blackboard, a highly-structured fully-realised online course, or anything in between. Despite this, the knowledge and skills needed to create effective language learning materials are rarely part of teacher training, and are mostly learnt by trial and error.
Knowledge and skills frameworks, generally called competency frameworks, for ELT teachers, trainers and managers have existed for a few years now. However, until I created one for my MA dissertation, there wasn’t one drawing together what we need to know and do to be able to effectively produce language learning materials.
This webinar will introduce you to my framework, highlighting the key competencies I identified from my research. It will also show how anybody involved in language teaching (any language, not just English!), teacher training, managing schools or developing language learning materials can benefit from using the framework.
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...Levi Shapiro
Letter from the Congress of the United States regarding Anti-Semitism sent June 3rd to MIT President Sally Kornbluth, MIT Corp Chair, Mark Gorenberg
Dear Dr. Kornbluth and Mr. Gorenberg,
The US House of Representatives is deeply concerned by ongoing and pervasive acts of antisemitic
harassment and intimidation at the Massachusetts Institute of Technology (MIT). Failing to act decisively to ensure a safe learning environment for all students would be a grave dereliction of your responsibilities as President of MIT and Chair of the MIT Corporation.
This Congress will not stand idly by and allow an environment hostile to Jewish students to persist. The House believes that your institution is in violation of Title VI of the Civil Rights Act, and the inability or
unwillingness to rectify this violation through action requires accountability.
Postsecondary education is a unique opportunity for students to learn and have their ideas and beliefs challenged. However, universities receiving hundreds of millions of federal funds annually have denied
students that opportunity and have been hijacked to become venues for the promotion of terrorism, antisemitic harassment and intimidation, unlawful encampments, and in some cases, assaults and riots.
The House of Representatives will not countenance the use of federal funds to indoctrinate students into hateful, antisemitic, anti-American supporters of terrorism. Investigations into campus antisemitism by the Committee on Education and the Workforce and the Committee on Ways and Means have been expanded into a Congress-wide probe across all relevant jurisdictions to address this national crisis. The undersigned Committees will conduct oversight into the use of federal funds at MIT and its learning environment under authorities granted to each Committee.
• The Committee on Education and the Workforce has been investigating your institution since December 7, 2023. The Committee has broad jurisdiction over postsecondary education, including its compliance with Title VI of the Civil Rights Act, campus safety concerns over disruptions to the learning environment, and the awarding of federal student aid under the Higher Education Act.
• The Committee on Oversight and Accountability is investigating the sources of funding and other support flowing to groups espousing pro-Hamas propaganda and engaged in antisemitic harassment and intimidation of students. The Committee on Oversight and Accountability is the principal oversight committee of the US House of Representatives and has broad authority to investigate “any matter” at “any time” under House Rule X.
• The Committee on Ways and Means has been investigating several universities since November 15, 2023, when the Committee held a hearing entitled From Ivory Towers to Dark Corners: Investigating the Nexus Between Antisemitism, Tax-Exempt Universities, and Terror Financing. The Committee followed the hearing with letters to those institutions on January 10, 202
Welcome to TechSoup New Member Orientation and Q&A (May 2024).pdfTechSoup
In this webinar you will learn how your organization can access TechSoup's wide variety of product discount and donation programs. From hardware to software, we'll give you a tour of the tools available to help your nonprofit with productivity, collaboration, financial management, donor tracking, security, and more.
Unit 8 - Information and Communication Technology (Paper I).pdfThiyagu K
This slides describes the basic concepts of ICT, basics of Email, Emerging Technology and Digital Initiatives in Education. This presentations aligns with the UGC Paper I syllabus.
Unit 8 - Information and Communication Technology (Paper I).pdf
AFA REVIEWER C.pdf
1. 1 | LET REVIEWER UNIVERSITY
AGRICULTURE AND FISHERY ARTS
LET REVIEWER UNIVERSITY
1. What is the 10% rule?
a. 90% of energy is LOST as you move up the food chain
b. 10% of energy is LOST as you move up the food chain
c. 90% of energy is GAINED as you move up the food chain
d. All of the above
2. A certain biome receives less than 10 centimeters of rainfall each year. Plants in this
biome may have long taproots that reach water deep underground or may have shallow
root systems that catch rainwater as soon as it hits the ground. Which biome most likely
contains plants with these adaptations?
a. Deciduous Forest
b. Rain Forest
c. Desert
d. Wetland
3. How does length of time, a high influencing factor in population density, relate to a
species ability to survive in a high population area?
a. Animals can become more equipped to handle environmental changes the longer they stay
in an area
b. Invasive species can out-compete other species when their normal predators are
absent
c. Animals which can feed off very little organisms are not sensitive to changes in their
environment.
d. This was a hard question.
4. Which is an example of a biotic factor in an ocean?
a. Cow
b. Starfish
c. Waves
d. Sand
5. Which question would best help a student classify an organism as a decomposer?
a. Does it feed on plants?
b. Does it use sunlight to make its own food?
c. Does it break down dead material?
d. Does it have parts that attract pollinators?
6. All ecosystems combined is called __________.
a. Biosphere
b. Community
c. Habitat
d. Population
7. The ecological niches of three bird species are shown in the diagram. What is the
advantage of each bird species having a different niche?
a. As more birds feed higher in the tree, available energy increases.
2. 2 | LET REVIEWER UNIVERSITY
b. More abiotic resources are available for each bird.
c. Predators are less likely to feed on birds in a variety of locations.
d. There is less competition for food.
8. Consists of all the biotic and abiotic factors of the environment _________.
a. Population
b. Community
c. Ecosystem
d. Habitat
9. Some elements in a coniferous forest include snow, trees, deer, and birds. Which is an
abiotic element in this biome?
a. Snow
b. Trees
c. Deer
d. Birds
10. In addition to rain, which other factor most helps plants grow all year in a tropical rain
forest?
a. Low Humidity
b. Warm Temperatures
c. Cloudy Summers
d. Windy Conditions
11. An organism's _________ is defined as the environment in which it lives.
a. Habitat
b. Niche
c. Social structure
d. Ecosystem
12. A food web of the Antarctic is shown. Which statement best describes the flow of energy
in this food web?
a. The Adélie penguin provides energy for the humpback whale.
b. Phytoplankton are the base of energy for this food web.
c. The crabeater seal receives energy from the leopard seal.
d. Squid receive energy from multiple organisms in this food web.
13. A tick and a dog have this type of relationship.
a. Mutualism
b. Commensalism
c. Neutralism
d. Parasitism
14. Which set of abiotic factors is typical in rain forest biomes?
a. Warm temperatures and large amounts of precipitation
b. Hot temperatures and very little precipitation
c. Cool temperatures and low amounts of precipitation
d. Extremely cold temperatures and freezing precipitation
3. 3 | LET REVIEWER UNIVERSITY
15. Red-billed oxpeckers are birds that feed on parasites found on an impala. The impala
gets rid of parasites and the red-billed oxpeckers get a yummy dinner. This is an example
of __________.
a. Commensalism
b. Mutualism
c. Neutralism
d. Competition
16. When an environment has reached it carrying capacity for a certain population, which of
the following statements is correct?
a. Growth and immigration rate are equal to death and emigration rate.
b. Growth and immigration rate are greater than death and emigration rate
c. Growth and immigration rate are less than death and emigration rate.
d. Growth rate is exponential.
17. The Arctic tundra provides a habitat for caribou and arctic hare. Which best describes the
climate in which these animals live?
a. Cold and humid
b. Warm and dry
c. Cold and dry
d. Warm and humid
18. How does the predator-prey relationship affect a population?
a. The predators and prey are in competition with each other.
b. Usually either the predator or the prey will become extinct.
c. The predator species usually has exponential growth.
d. The relationship controls the population size of both species
19. A coniferous forest biome has long, cold, snowy winters. It contains pine and spruce
trees, elk, moose, and gray wolves. Which factor is an abiotic element in this biome?
a. Moose
b. Spruce Trees
c. Snow
d. Gray Wolves
20. Which of the following is considered a limiting factor in a population of organisms?
a. Reproductive replacement
b. Life spans of the members
c. Fluctuations in atmospheric temperature
d. Availability of food
21. Which organisms are most important for adding nutrients to the soil?
a. Consumers
b. Scavengers
c. Producers
d. Decomposers
22. What do you call the population size represented by the dashed – line?
a. Carrying Capacity
b. Limiting Factor
c. Ecosystem
4. 4 | LET REVIEWER UNIVERSITY
d. Death Rate
23. The lion is the natural predator of the zebra. If the zebra population drops, the lion
population will most likely __________.
a. Drop
b. Thrive
c. Be unaffected
d. Decrease, then increase exponentially
24. Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying
insects stirred up by the cattle, and the cattle don't care if they are there or not.
a. Mutualism
b. Commensalism
c. Competition
d. Parasitism
25. The term for the role an organism has in the community is termed as __________.
a. Niche
b. Habitat
c. Tolerances
d. Competition
26. What is the major difference between a community and an ecosystem?
a. A community involves only the biotic, not the abiotic
b. An ecosystem only includes herbivores and carnivores-- no decomposers
c. An ecosystem involves only the biotic, and the abiotic
d. An ecosystem is just a larger community
27. When a mosquito bites you, you are the __________ and the mosquito is the __________.
a. host, hostess
b. parasite, host
c. host, parasite
d. prey, predator
28. This occurs when niches overlap between species and they have to compete for
resources.
a. Competition
b. Interspecific
c. Parasite
d. Intraspecies
29. Which are the primary elements involved in the water cycle?
a. Oxygen and hydrogen
b. Oxygen, hydrogen, and carbon
c. Oxygen, hydrogen, and nitrogen
d. Oxygen, hydrogen, carbon, and nitrogen
30. How do adaptations help animals?
a. To hide from predators
b. To hunt for food
c. To survive in their habitats
d. All of the above
31. Naked mole rats use __________ communication to distinguish colonies.
a. Auditory
b. Olfactory
c. Tactile
d. Visual
32. Which example describes a learned behavior in a dog?
a. Smelling the air for odors
b. Barking when disturbed
c. Sitting on command
d. Digging in soil
33. The amount of energy that usually transfers from one trophic level to the next is
__________.
a. 10%
b. 20%
c. 80%
d. 50%
5. 5 | LET REVIEWER UNIVERSITY
34. What is the main reason for concern about the destruction of coral reefs related to global
warming?
a. The most colorful fish live in coral reefs.
b. Coral reefs are ideal locations for studying marine life.
c. Hundreds of thousands of species depend on coral reefs.
d. Coral reefs can reduce shoreline damage from tsunamis.
35. Male peacocks have large brightly colored tail feathers. What is the most likely reason for
this?
a. To attract potential mates
b. To distract potential predators
c. To help catch food
d. To preserve warmth
36. Some animals have bright colors to warn other animals to stay away (because of toxins
or harmful effects). This is called __________.
a. Camouflage
b. Instinct
c. Mimicry
d. Warning Coloration
37. What is the most likely effect of a drought on a population of frogs that live in a shallow
swamp?
a. Only younger frogs will survive
b. The number of predators will increase
c. Decrease in frog population as water evaporates
d. Increase in frog population as more land is exposed
38. A mouse squeaking to warn others of predators is __________.
a. Auditory
b. Visual
c. Olfactory
d. Tactile
39. Edith’s checkerspot butterfly is a non-migratory species found in distinct populations
from Canada to Mexico. Today, populations in southern regions are declining while new
populations push the northern limit further north. This range shift provides evidence for
the theory of __________.
a. Global Demand
b. Bioaccumulation
c. Global Warming
d. Natural Selection
40. What will most likely result after the introduction of a non-native species to an
ecosystem?
a. Increased acid rain
b. Disruption in the food web
c. Increased habitat destruction
d. Disruption of weather patterns
41. An animal's color or pattern that helps it blend into its surroundings __________.
a. Environment
b. Mimicry
c. Camouflage
d. Instinct
42. Why is it important that the harvesting of trees is regulated?
a. To limit tree populations
b. To limit accidents of loggers
c. To ensure that a sustainable number of trees are preserved
d. To ensure that a high standard of wood quality is maintained
43. A living or once-living organisms in an ecosystem is a __________.
a. Population
b. Biotic Factor
c. Abiotic Factor
d. Community
44. How does the energy in each trophic level of an energy pyramid compare to the energy in
the preceding level?
6. 6 | LET REVIEWER UNIVERSITY
a. It has about 5% of the energy from the level below it.
b. It has about 10% of the energy from the level below it.
c. It has about 15% of the energy from the level below it.
d. It has about 20% of the energy from the level below it.
45. If you have unlimited resources, what would you expect to happen to population size?
a. Go up
b. Go down
c. Stay the same
d. Either A or B
46. In which process is nitrogen from the air put into a form that plants can use?
a. Nitrification
b. Denitrification
c. Nitrogen Saturation
d. Nitrogen Fixation
47. A wasp beetle has the same body markings as a wasp. this helps the wasp beetle
because predators think it's a wasp. This adaptation is called __________.
a. Behavior
b. Countershading
c. Camouflage
d. Mimicry
48. Which has the greatest impact on the rate of photosynthesis?
a. The amount of oxygen present
b. The rate of aerobic respiration
c. The rate of anaerobic respiration
d. The amount of carbon dioxide present
49. Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds
as they move from flower to flower. What type of symbiosis?
a. Commensalism
b. Mutualism
c. Parasitism
d. Predation
50. Which statement correctly describes part of the carbon cycle?
a. The amount of carbon in the soil increases when plants decay
b. The amount of carbon in the ocean decreases when fossil fuels are burned.
c. The amount of carbon in the atmosphere decreases when igneous rocks form.
d. The amount of carbon in the atmosphere increases when photosynthesis occurs