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State two uses of paraffin wax....

State two uses of paraffin wax.

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LAKHMIR SINGH & MANJIT KAUR-COAL AND PETROLEUM-EXERCISE
  1. Why should we use fossil fuels only when absolutely necessary ?

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  2. State two uses of kerosene.

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  3. State two uses of paraffin wax.

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  4. What is meant by inexhaustible natural resources ? Name two inexhausti...

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  5. What is meant by exhaustible natural resources ? Name any two exhausti...

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  6. What are fossils fuels ? Name any three fossil fuels.

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  7. Describe how , fossil fuels were formed.

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  8. What is petroleum ? Where does petroleum occur ?

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  9. Describe the process of formation of petroleum .

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  10. What are petrochemicals ? Name any two petrochemicals.

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  11. Why are petrochemicals so important ?

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  12. Which one of the following is not a fossil fuel?

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  13. The major component of LPG is :

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  14. Which is the major component of CNG ?

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  15. The gas which occurs above the petroleum oil trapped under the rocks i...

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  16. Which of the following is being used as source of hydrogen gas needed ...

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  17. One of the following is not an exhaustible source of energy . This one...

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  18. The slow process by which the large land plants and trees buried deep...

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  19. Which of the following is used as a reducing agent in the extraction o...

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  20. Which of the following is usually referred to as 'black gold' ?

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