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Mark the correct statement....

Mark the correct statement.

A

Biogas is obtained from plant and animal wastes.

B

Biogas pollutes the air while wood does not.

C

Using biogas is more expensive than wood.

D

Water should be used for oil or petrol fires.

Text Solution

Verified by Experts

The correct Answer is:
A
Biogas is obtained from plants and animal wastes while wood is obtained from cutting down the trees.
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