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What does CNG stand for and why is it co...

What does CNG stand for and why is it considered to be a better fuel than petrol?

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NCERT EXEMPLAR-COAL AND PETROLEUM-VERY SHORT ANSWER QUESTIONS
  1. You are provided with a mixture of petroleum and water. Can you sugge...

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  2. What does CNG stand for and why is it considered to be a better fuel t...

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  3. Name the petroleum product used as fuel for stoves, lamps and jet airc...

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  4. Fill in the blanks in the following sentences. Coal is one of the ...

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  5. Fill in the blanks in the following sentences. When heated in air, ...

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  6. Fill in the blanks in the following sentences. Coal tar is a black,...

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  7. Fill in the blanks in the following sentences. Petroleum, and are...

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  8. Fill in the blanks in the following sentences. Forests and coal ar...

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  9. The underlined words in the following sentences have been jumbled up. ...

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  10. The underlined words in the following sentences have been jumbled up. ...

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  11. The underlined words in the following sentences have been jumbled up. ...

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  12. The underlined words in the following sentences have been jumbled up. ...

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  13. The underlined words in the following sentences have been jumbled up. ...

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  14. The underlined words in the following sentences have been jumbled up. ...

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  15. Fill in the blanks. The slow process of conversion of dead vegetati...

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  16. Fill in the blanks. Coal and petroleum are formed from the dead rema...

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  17. Fill in the blanks. The black thick liquid with smell is known as c...

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  18. Fill in the blanks. During the processing of coal to get coke, coal ...

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  19. Fill in the blanks. The process of separating the various constituen...

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  20. Fill in the blanks. Excessive burning of fossil fuels is a major cau...

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