Mobile # 0923135448175
What is Biology ?What is Biology ?
• The study of Living Things
• Bio = life
logy = knowledge
(study of)( 學問 )
How to Study Biology ?How to Study Biology ?
• So many new words !
– know some common prefix and suffix
– eg. photosynthes...
Scientific MethodsScientific Methods
Observation
Hypothesis
Experiment
Conclusion
valid
invalid
Laboratory SafetyLaboratory Safety
• Biology laboratory is dangerous because it may
contain:
– dangerous chemicals (such a...
• Do not enter the laboratory unless your teacher is
present
• Do not touch anything that is not a part of your
experiment...
• Eating & drinking are forbidden in the laboratory
• Be clean and tidy. Clean up all apparatus after you
have finished yo...
• Always wear eye goggles whenever there is any risk
to the eyes
• Wear rubber gloves when working with living animals
• W...
Basic characteristics of living thingsBasic characteristics of living things
NutritionNutrition
Take food forTake food for...
RespirationRespiration
Gaseous exchange
(breathing)
Oxidation of food to
produce energy
Basic characteristics of living th...
ExcretionExcretion
Removal of
metabolic wastes
(not faeces)
Basic characteristics of living thingsBasic characteristics of...
GrowthGrowth
Increase in size
and complexity
Basic characteristics of living thingsBasic characteristics of living things
ReproductionReproduction
Produce babies
of the same
species
Basic characteristics of living thingsBasic characteristics of...
IrritabilityIrritability
Respond to
stimuli
Basic characteristics of living thingsBasic characteristics of living things
MovementMovement
Animals: Whole
organism moves
from place to place
Plants: Only part of
its organ can move
about
Basic cha...
~~ ENDEND ~~
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Begining the study_of_biol

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Begining the study_of_biol

  1. 1. Mobile # 0923135448175
  2. 2. What is Biology ?What is Biology ? • The study of Living Things • Bio = life logy = knowledge (study of)( 學問 )
  3. 3. How to Study Biology ?How to Study Biology ? • So many new words ! – know some common prefix and suffix – eg. photosynthesis • photo = light ( 光 ) • synthesis = to combine together ( 合成 ) • ∴ to combine some elements together by using the energy from sunlight
  4. 4. Scientific MethodsScientific Methods Observation Hypothesis Experiment Conclusion valid invalid
  5. 5. Laboratory SafetyLaboratory Safety • Biology laboratory is dangerous because it may contain: – dangerous chemicals (such as acids, carcinogen) – dangerous materials (such as hot water & hot objects) – easy broken glassware – bacteria contamination
  6. 6. • Do not enter the laboratory unless your teacher is present • Do not touch anything that is not a part of your experiment • Work quietly on your own experiment. Do not run around or play in the laboratory • Follow the instructions given by your teacher and make sure you know what to do before starting any experiment Working in LaboratoryWorking in Laboratory (Rules)(Rules)
  7. 7. • Eating & drinking are forbidden in the laboratory • Be clean and tidy. Clean up all apparatus after you have finished your experiment. Do not throw solid wastes down the sink • Report all accidents, breakages, cuts, burns or splashes to your teacher immediately • Care should be taken in dissecting specimens. Sterilize them both before & after use Working in LaboratoryWorking in Laboratory (Rules)(Rules)
  8. 8. • Always wear eye goggles whenever there is any risk to the eyes • Wear rubber gloves when working with living animals • Wash your hands after any experiments, especially if the experiments involve the use of chemicals & living organisms Working in LaboratoryWorking in Laboratory (Rules)(Rules)
  9. 9. Basic characteristics of living thingsBasic characteristics of living things NutritionNutrition Take food forTake food for energy, growthenergy, growth and repairand repair
  10. 10. RespirationRespiration Gaseous exchange (breathing) Oxidation of food to produce energy Basic characteristics of living thingsBasic characteristics of living things
  11. 11. ExcretionExcretion Removal of metabolic wastes (not faeces) Basic characteristics of living thingsBasic characteristics of living things
  12. 12. GrowthGrowth Increase in size and complexity Basic characteristics of living thingsBasic characteristics of living things
  13. 13. ReproductionReproduction Produce babies of the same species Basic characteristics of living thingsBasic characteristics of living things
  14. 14. IrritabilityIrritability Respond to stimuli Basic characteristics of living thingsBasic characteristics of living things
  15. 15. MovementMovement Animals: Whole organism moves from place to place Plants: Only part of its organ can move about Basic characteristics of living thingsBasic characteristics of living things
  16. 16. ~~ ENDEND ~~
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