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An Intiative by Sri Chaitanya
a
is a secondary pollutant
b
increases plant productivity
c
forms ozone hole
d
found in stratosphere
answer is A.
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Detailed Solution
Bad ozone is formed in the troposphere. It is secondary pollutant. It harms the plants and animals.Good ozone is found in the stratosphere and is a protective shield against UV rays. Depletion of good ozone is called ozone hole.