- Give four prevention measures of water pollution.
- Write two causes of air-pollution and two measures to control population explosion.
- Mention the example of chemotoxis in animals.
- Air pollution and its effect on human health.
- Give the names of any two migratory birds.
- Name any two Volant features of bat.
- Mention the body shape of the Volant animals.
- Give two examples of endangered species.
- Role of hormones in birds migration.
- Give two main reasons causing air pollution.
- What is endangered species?
- Define adaptation.
- Write the full form of IUCN.
- What is taxis?
- Give an example of a migratory bird.
- What do you understand by wild life?
- What is climax community?
- What is land management?
- What is green house effect?
- Name two wildlife reserves of Nepal.
- Give the difference between reflex action and taxis.
- Define the term nature conservation.
Biota and their Environment
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