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State whether the following statements a...

State whether the following statements are true or false :
a) Coke is almost pure form of carbon.

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LAKHMIR SINGH & MANJIT KAUR-COAL AND PETROLEUM-EXERCISE
  1. Name any four places in India where petroleum is found.

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  2. Write the full form of PCRA.

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  3. State whether the following statements are true or false : a) Coke i...

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  4. State whether the following statements are true or false : b) Coal t...

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  5. State whether the following statements are true or false : c) Kerose...

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  6. State whether the following statements are true or false : d) CNG is...

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  7. State whether the following statements are true or false : e) Fossil...

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  8. Fill in the following blanks with suitable words: a) Fossil fuels ar...

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  9. Fill in the following blanks with suitable words: b) Coal contains m...

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  10. Fill in the following blanks with suitable words: c) The slow proces...

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  11. Fill in the following blanks with suitable words: d) The process of ...

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  12. Fill in the following blanks with suitable words: e) The least pollu...

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  13. Fill in the following blanks with suitable words: f) The burning of ...

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  14. Explain why, fossil fuels are exhaustible natural resources.

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  15. Describe how coal was formed. What is this process called?

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  16. What happens when coal is heated in air ? State the use of coal.

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  17. State the uses of coke.

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  18. What are the constituents of coal gas ? State one use of coal gas.

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  19. What are the major products ( or fractions) of petroleum refining ? Gi...

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  20. What are the advantages of using natural gas ( or CNG ) as a fuel ?

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