Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers:

Options

A. ozone
B. ammonia
C. methane
D. nitrous oxide

Answer

A

Explanation

Ozone is found in the upper part of the atmosphere called stratosphere and it acts as a shield absorbing ultraviolet radiation from sun. So its depletion can lead to incidence of skin cancers caused by harmful solar radiations which will reach earth in the absence of `O_(3)` layer.