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Self Analysis

A. Multiple Choice Questions:

1. Why do we need water?

a) drink b) produce electricity c) both "a" and "b"

2. Water resources include _______________.

a) rain b) other water bodies c) both "a" and "b"

3. Biomass reduces _______________ gas emissions.

a) bluehouse b) greenhouse c) redhouse

4. _______________ resources are an important aspect of sustainability

a) Renewable b) Non-Renewable c) Both "a" and "b"

5. _______________ is a non-renewable resource.

a) Coal b) Water c) Sun

B. Very Short Answer Questions:
1. What are energy sources?
2. What is solar energy?
3. Write any two names of natural resources.
4. Which natural resources helps in reduction of greenhouse effect?
5. Where is water found?

C. Short Answer Questions:
1. Name the process by which plants make food.
2. What are the uses of petroleum?
3. What are the uses of coal?
4. What is the use of natural gas?
5. What are Non-renewable resources?
6. What is biomass?
7. What is the use of biomass?
8. What is the use of water in our lives?
9. What is wind?
10. What is natural gas?

D. Long Answer Questions.
1. What are renewable resources? Explain in detail.
2. What are natural resources? Define its types.
3. Write a short note on non-renewable resources.

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