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The fossil fuel P is formed under the ea...

The fossil fuel P is formed under the earth by the decomposition of vegetable matter lying under water by the action of anaerobic bacteria. The major component of fuel P is Q. The fossil fuel P is used as a source of gas R needed to manufacture nitrogen fertilisers . When P is filled in metal cylinder and used as a fuel in motor vehicles, it is called S. What are P, Q , R and S ?

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LAKHMIR SINGH & MANJIT KAUR-COAL AND PETROLEUM-EXERCISE
  1. The major component of LPG is :

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  2. Which is the major component of CNG ?

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

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

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

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

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

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

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  9. The various compounds present in coal tar are separated by the process...

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  10. Which of the following is not obtained as a fraction during the refini...

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  11. Which one of the following is an inexhaustible natural resource ?

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  12. The substance W is a folssil fuel . It occurs deep below the ground in...

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  13. The substance W is a folssil fuel . It occurs deep below the ground in...

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  14. The substance W is a folssil fuel . It occurs deep below the ground in...

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  15. The substance W is a folssil fuel . It occurs deep below the ground in...

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  16. The material A is fossil fuel which is extracted from the earth. It i...

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  17. The material A is fossil fuel which is extracted from the earth. It i...

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  18. The material A is fossil fuel which is extracted from the earth. It i...

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  19. The material A is fossil fuel which is extracted from the earth. It i...

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  20. The fossil fuel P is formed under the earth by the decomposition of ve...

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