Which of the following statements is/are not true?
(i) Ozone layer occurs naturally in the atmosphere.
(ii) Thinning of ozone layer allows more UV radiations to pass through it and cause harmful effects on humans, plants and animals.
(iii) The region of the stratosphere that contains relatively high concentration of ozone is called troposphere.

Options

A. (i) and (ii)
B. Only (ii)
C. (i) , (ii) and (iii)
D. Only (iii)

Answer

D

Explanation

Stratosphere and troposphere are two different layers of atmosphere. The region of the stratosphere that contains relatively high concentration of ozone is called ozonosphere.