The statement that is not true about ozone is:

  • A
    In the stratosphere,it forms a protective shield against $UV$ radiation.
  • B
    It is a toxic gas and its reaction with $NO$ gives $NO_{2}$.
  • C
    In the atmosphere,it is depleted by $CFCs$.
  • D
    In the stratosphere,$CFCs$ release chlorine free radicals $(Cl)$ which react with $O_{3}$ to give chlorine dioxide radicals.

Explore More

Similar Questions

Which of the following gases is not a greenhouse gas?

Ultraviolet radiation is absorbed by

What is the percentage contribution of $CFCs$ to global warming compared to ozone (in $\%$)?

Biosphere refers to

Methemoglobinemia ('blue baby' syndrome) disease is associated with

Difficult
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo