Coal and Petroleum Multiple Choice Questions and Answers

11. Petroleum is formed from

1. Domestic animals
2. Organisms in sea
3. Wild animals
4. Insects

12. Petroleum is mixture of

1. Petrol
2. Diesel
3. Petroleum gas
4. All of these

13. Purest form of carbon is

1. Coal
2. Charcoal
3. Coke
4. All of these

14. Refining is

1. Extracting petroleum gas
2. Separation of various fractions of petroleum
3. Heating of coal
4. Sedimentation of fossil fuel

15. The characteristic of coal is

1. tough
2. Black in colour
3. Porous
4. All of these

16. The first oil well was drilled in

1. USA
2. USSR
3. UK
4. India

17. The layer containing petroleum oil & gas is

1. Above that of water
2. Below water
3. Between water and sand
4. Below sand

18. Water is a ..........

1. Natural substance
2. Man made substance
3. Both of these
4. None of these

19. When coal burns in air then

1. Carbon dioxide is formed
2. Sulphur dioxide is formed
3. Carbon monoxide is formed
4. Hydrogen gas is formed

20. When heated in air produces

1. Carbon monoxide
2. Carbon dioxide
3. Nitrogen dioxide
4. Oxygen