List of top Environmental Science Questions on Atmospheric Science asked in CUET (UG)

Total columnar ozone in the atmosphere is measured in Dobson units. One Dobson unit corresponds to ..............

Which of the following are important cycles of catalytic destruction of ozone in stratosphere ?
A. $\text{CO} / \text{CO}_2$
B. $\text{HO} / \text{HO}_2$
C. $\text{NO} / \text{NO}_2$
D. $\text{Cl} / \text{ClO}$
E. $\text{SO} / \text{SO}_2$
Choose the correct answer from the options given below:

Arrange the following gases in increasing order of their concentrations in the Earth's atmosphere.
(A) Oxygen
(B) Carbon dioxide
(C) Nitrogen
(D) Argon
(E) Neon
Choose the correct answer from the options given below: