Read the following statements and select the correct option.
Statement 1 : Ozone layer present in the stratospher protects the living organisms from harmful UV rays coming from sun by absorbing nearly all of them.
Statement 2 : Ozone formed in the troposphere by photochemical reactions as a result of human activities is harmful for all living organisms.

Options

A. Both statements 1 and 2 are correct.
B. Statement 1 is correct but statement 2 is incorrect
C. Statement 1 is incorrect but statement 2 is correct.
D. Both statements 1 and 2 are incorrect.

Answer

A

Explanation

Good ozone' is found in the upper part of the atmosphere and it act as a shield by absorbing ultraviolet radiations from the Sun. UV rays are, highly injurious to living organisms. 'Bad ozone' is formed in the lower part of atmosphere called troposphere and it harms plants and animals.