Biology·Prelims Questions
Ozone Depletion — Prelims Questions
NEET UG
Version 1Updated 21 Mar 2026
Q1medium
Which of the following statements about ozone depletion is INCORRECT?
Q2easy
Which of the following chemicals is NOT an Ozone Depleting Substance (ODS)?
Q3easy
The 'ozone hole' is most prominently observed over which region?
Q4medium
Which of the following is a direct consequence of increased UV-B radiation reaching the Earth's surface due to ozone depletion?
Q5hard
The catalytic destruction of ozone by chlorine atoms involves the regeneration of chlorine. Which of the following reactions represents the regeneration step?
Q6easy
Which of the following statements best describes the 'ozone hole'?