Question

Which of the following statement is true about the ozone layer?

• A. It is harmful because ozone is dangerous to living organism
• B. It is beneficial because oxidation reaction can proceed faster in the presence of ozone.
• C. It is beneficial because ozone cuts off the UV radiation of the sun.
• D. It is harmful because ozone cuts out the important radiations of the sun which are vital for photosynthesis.

Answer 1

The correct option is C It is beneficial because ozone cuts off the UV radiation of the sun.

Ozone layer in upper atmosphere absorbs UV radiations and is beneficial to human life.