Important Exam Questions

Class: 8 | Subject: Science

Chapter 5: Coal and Petroleum

Types: VSA / SA / LA

A. Very Short Answer Questions (VSA)

1. What are fossil fuels?
2. Name any one fossil fuel.
3. Which fossil fuel is in gaseous form?
4. Name the purest form of carbon.
5. What is petroleum also called?
6. Name one product obtained from petroleum.
7. Which fuel is considered the cleanest fossil fuel?
8. Where is coal gas obtained from?

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B. Short Answer Questions (SA)

1. Why are fossil fuels called non-renewable resources?
2. What are the main products obtained from coal?
3. State two advantages of CNG.
4. What is coke? Mention one use.
5. What is petroleum refining?
6. Why is petroleum called “black gold”?
7. Write two uses of coal tar.

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C. Long Answer Questions (LA)

1. Explain the formation of fossil fuels.
2. Describe the process of refining petroleum.
3. Explain the various products obtained from coal and their uses.
4. Why should we conserve fossil fuels? Explain.
5. Discuss the advantages of using CNG as a fuel.