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The Atmosphere

The peak conc...

Question

The peak concentration ozone above surface of the earth is at

A

23 km

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B

13 km

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C

15 km

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D

30 km

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Solution

The correct option is D 30 km
Ozone is the protective layer that prevents the entry of harmful radiation to the earth. It is maximum in the middle part of the stratosphere (20 - 30km) above the equator and 11-16 km over poles. Thus, the correct answer is option A.

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