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Ozone in stratosphere extends...

Ozone in stratosphere extends

A

10-20 km

B

20-25 km

C

15-30 km

D

25-40 km

Text Solution

Verified by Experts

The correct Answer is:
B
Stratosphere zone of earth's atmosphere contains a layer of ozone `(O_(3))` which prevents the earth surface from about `99%` of incoming solar UV radiations. Ozone layer is present in the stratosphere which is also called ozonosphere. It lies at an altitude of 23-25km over equator and its concentration is 300 dobsons.
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