Q.

The ozone hole that has been detected lies in the atmosphere above –

A. Arctic Ocean
B. Antarctica
C. India
D. Alaska
Answer» B. Antarctica
Explanation: Ozone layer, that is, the layer of life-protecting ozone found at the top of the stratosphere. Ozone is formed in the earth's stratosphere and is critical to life on earth as we know it. There is compelling scientific evidence that ozone is destroyed in the stratosphere and that some human-released chemicals are speeding up the breakdown of ozone in the atmosphere.
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