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Air pollution is not caused by...

Air pollution is not caused by

A

pollen grains

B

hydroelectric power

C

thermal power plants

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
D
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  11. How many of the following are responsible for depletion of ozone layer

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  12. Among the following which are primary pollutant?

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  13. Regarding green chemistry how many statements are wrong ?

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