Which one of the following depletes ozone layer ?
Question:

Which one of the following depletes ozone layer?

  1. NO and freons

  2. $\mathrm{SO}_{2}$

  3. $\mathrm{CO}$

  4. $\mathrm{CO}_{2}$


Correct Option: 1

Solution:

Solution not required

Administrator

Leave a comment

Please enter comment.
Please enter your name.