what is a bad zone in biology
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Ozone is the bad zone in biology.
Explanation:
The ozone is present in a two layers in the atmosphere. The layer which is the close to the earth surface is called the troposphere. In this layer the air pollutant is present which are harmful to the crops, plants and other vegetables and also human.
The second layer is called stratosphere. It spreads upto the 6 to 30 miles and protects the left on the earth from the ultraviolet rays of the sun.
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