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(I) The ozone layer is also called as oz...

(I) The ozone layer is also called as ozone hole.
(II) Ozone is a colourful gas.
(III) The upper layer of ozone is called as bad ozone.
(IV) The ozone layer of stratosphere is called as good ozone.

A

I, II and IV only

B

I only

C

I, II and IV only

D

IV only

Text Solution

Verified by Experts

The correct Answer is:
D
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