IB myp 4-5 Biology – Practice Questions- All Topics
Topic :Human interactions with environments-Pathogens/Parasites,Predator/Prey
Topic :Human interactions with environments– Weightage : 21 %
All Questions for Topic : Human influences,Habitat Change or destruction,Pollution/Conservation,Over Exploitation,Mitigation of adverse effects
Question
A consequence of urbanization is lawer biodiversity.
Explain how a reduction in the population of pollinators, such as bees, will further reduce biodiversity.(4 marks)
▶️Answer/Explanation
Ans:
Fewer bees will mean there is less pollination of the flowers
This may reduce the population of plants
(which will) result in less food being available (for consumers)
Link to how biodiversity is reduced
Question (8 marks)
There are a number of actions needed for existing cities to become more sustainable, Some actions can be taken by an individual, some are needed at governmental level. Explain how an existing city can become more sustainable. In your answer, you should include:
- a justification of one action an individual can take
- a justification of one action a government can take
- a statement of why each action might be difficult to implement
- a conclusion.
▶️Answer/Explanation
Ans:
Individual:
Action
Correctly linked justification
Difficulty linked to action
Government:
Action
Correctly linked justification
Difficulty linked to action
Simple conclusion
Further justification of conclusion drawing on both individual and government