Page 157 - Health, Population and Environment Education 9

Exercise

A. Write very short answer to the following questions.
1. What are natural resources?
2. What are perpetual natural resources?
3. Mention any two examples of perpetual natural resources.
4. Why is fossil fuel called non-renewable natural resources?
5. How can we minimize use of non-renewable natural resource?
6. Write the composition of air.
7. What is winnowing?
8. How much water is present in our body?
9. How much water present in Earth is fresh water?
10. Which is the richest country in water resources in the world?
11. Write the full form of following organizations:
a. ICIMOD b. UNEP c. WWF d. IUCN e. ADB
12. How much underground water is present in Nepal?
13. Up to which depth underground water is present in Nepal?
14. What is the soil of hilly region made up of?
15. How much forest is present in Nepal?
16. What is tree line?
17. How many species of mammals and birds are present in Nepal?
18. Mention two places where the following minerals are found in Nepal.
a. Iron b. Gold c. Coal d. Zinc
19. What is the importance of copper and limestone?
20. Which conservation method is useful for conservation of rare animals and rare
plants?
21. What is the main motto of relative conservation?
22. Why is world conservation strategy drafted?
23. How does recycling make soil fertile?
24. What is atmosphere?
25. How is earth protected from ultra-violet rays of sun?
26. How are seasons changed in the earth?

B. Write short answer to the following questions.
1. What are renewable natural resources? Explain briefly.
2. How do natural resources help in tourism development and research works?

3. “Natural resources are important for our proper growth, development and
survival.” Justify this statement.

GREEN Environment Population and Health Education Book-9 157