HARDMCQ SINGLEJEE Mains ChemistryInorganic ChemistryEnvironmental ChemistryAchiever Section

Ozone is an important constituent of stratosphere because it

A.Destroys bacteria which are harmful to human life

B.Prevents the formation of smog over large cities

C.Removes poisonous gases of the atmosphere by

D.Absorbs ultraviolet radiation which is harmful to✓ Correct

Explanation

The stratospheric ozone layer absorbs ultraviolet light (UV) emitted by the sun. If the solar UV light were able to penetrate the stratosphere and troposphere and reach the earth’s surface, it would seriously damage our ecosystem. And also it causes skin cancer, blindness, and cataracts.

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