Question

Question 18:
Explain how, harmful ultraviolet radiations of sunlight are prevented from reaching the earth’s surface.

Lakhmir Singh Biology Class 10

Answer 1

Hey friend,
Here is your answer:

The harmful ultraviolet radiation of sunlight are prevented from reaching the earth's surface by the ozone layer. The ozone layer filters the UV rays from sunlight. The process that occurs in the ozone layer is explained in the above picture attached.

Hope it helps u.