JEE Main Chemistry question

There is an ozone layer at a height of about 29 kilometres above the surface of the earth. Which of the following statements is true?

(A)It is harmful because ozone is dangerous to living organisms
(B)It is beneficial because oxidation reactions can proceed faster in the presence of ozone
(C)It is beneficial because ozone cuts out the ultraviolet radiation of the sunCorrect
(D)It is harmful because ozone cuts out the important radiations of the sun which are vital for photosynthesis

Answer: (C)

Solution

The stratospheric ozone layer absorbs most of the sun's harmful ultraviolet radiation, shielding

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-146621