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About 20km above the earth ,there is an ...

About `20km` above the earth ,there is an ozone layer ,Which one of the following statement about ozone and ozone layer is true?

A

Ozone layer is beneficial to us because ozone cuts out the ultraviolet radiation of the sun

B

The convertion of ozone to oxygen is an endothermic reaction.

C

Ozone is a triatomic linear molecular

D

Ozone layer is harmful to us because it cuts out a radiation useful for photosynthesis.

Text Solution

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The correct Answer is:
A
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