Course & Year:
Direction: Write the correct answer before each number.
____________1.It is the study of how the population changes from time to time.
a. Dynamics b. Demography c. Population ecology
____________2. What are the four factors affecting population demography?
a. Fertility, mortality, immigration, emigration
b. Fertility, birth rate, immigration, death rate
c. Death rate, mortality, immigration, emmigration
____________3.The shorter the ______ the higher the population growth rate.
a. Sex ratio b. generation time c. graph
____________4. It is a type of a life table which is commonly used for organisms
that are difficult toclassify by age and the ecological role defend
more on their size or stage of development.
a. Cohort life table
b. Static life table
c. Size and stage based life table
____________5. It is a curve used to demonstrate the survivorship of the organisms
in a certain population.
a. Logarithmic curve b. arithmetic curve c. survivorship curve
____________6. A population with a large number of young individuals tends
Grow _______ .
a. slowly b. rapidly c. constant
____________7. What is the most commonly effect to a population with a large ratio
of female individuals?
a. Increase in growth rate
b. b. decrease in growth rate
c. c. have stable growth
____________8.It gives us the probability of an individual that already survived to
age x will survived to age x+1?
a. Age structure
b. Age specific survivorship
c. Standardized Survival Schedule
____________9.The sudden change in demography and structure of a population.
a. Population Dynamics
b. increase in growth rate
c. Population demography
____________10.What is the possible effect of the increase in generation time
together with theincrease in number of males in a population?
a. Increase in mortality rate
b. Increase in growth rate
c. Decrease in mortality rate
11-20. Show your solutions. Find Standardized Survival Schedule, Age-Specific
Survivorship, and Life Expectancy.
Age (year/s) Number of living individuals