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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2001
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Q)

Biological importance of Ozone layer is : -


( A ) Ozone layer controls $O_2/H_2$ ratio in atmosphre
( B ) Ozone layer reflects radio waves
( C ) It stops ultraviolet rays
( D ) Ozone layer reduces green house effect

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