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L-5

Coal and Petroleum

1) Which resource is inexhaustible by human activities.

a) Coal b) Petrol

c) Air d) Minerals

2) Which fuel does not leave residue.

a) Coal b) Wood

c) Kerosene oil d) Cow dung cakes

3) Which fuel produce less pollution.

a) Petrol b) Coal

c) CNG d) Wood.

4) When coal is burnt, which gas is produced.

a) Oxygen b) Carbon dioxide

c) Nitrogen d) Hydrogen

5) Which is pure form of carbon.

a) Coke b) Coal

c) Coal Tar d) Coal Gas.

6) Write one word for the following sentences.

a) Resources are present in unlimited quantity in nature ___________.

b) Fuels which are formed from dead remains of living organismn (fossils) ____________.

c) The process of separating various constituents of petroleum._________

d) A slow process of conversion of dead vegetation into coal ___________.

7) Petroleum and natural gas deposits are shown in figure. Where will be oil, gas and water present

Please refer to attached file for CBSE Class 8 Science Worksheet - Coal and Petroleum Part B