Question

III. Statements given below are incorrect. Write the correct statements.
1. Coal is a renewable fuel
2. During carbonisation the fossils of living beings change into petroleum.
3. Petroleum gas always collects below the petroleum in an oil well.
4. Petrochemicals are used in making natural fibres.
5. Coal gas is obtained by the fractional distillation of coal.
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Answer 1

Answer:

1. Coal is a non-renewable fuel.

2. During carbonisation the fossils of living beings change into crude oil.

3. Petroleum gas always collects near the petroleum in an oil well.

4. Petrochemicals are used in making synthetic fibres.

5. Coal gas is obtained by the destructive distillation of coal.