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Sudheer M.
's Polls
GK
Ozone hole refers to
Hole in ozone layer
1 vote (50%)
Hole in ozone layer
Decrease in the ozone layer in troposphere
1 vote (50%)
Decrease in the ozone layer in troposphere
Decrease in thickness of ozone layer in stratosphere
0 votes (0%)
Decrease in thickness of ozone layer in stratosphere
Increase in the thickness of ozone layer in troposphere
0 votes (0%)
Increase in the thickness of ozone layer in troposphere
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2 votes
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Wolmal
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