Civil Services Kerala (കേരളം) PSC KAS Prelims Test Series 2025 General Knowledge Ecology and Environment Environment Problems
With respect to ozone depletion, consider the following statements:
a. Chlorofluorocarbons (CFCs) are nontoxic organic molecules that help in ozone depletion.
b. Polar stratospheric clouds provide a surface for the reactions causing ozone depletion.
c. Free Chlorine radicals form when CFCs are broken down by UV radiations.
Which of the statements given above are correct?
1
a and b only
2
b and c only
3
a and c only
4
a, b and c