Q268
The depletion in Ozone layer is caused by ________ .
A.
Nitrous oxide
B.
Carbon dioxide
C.
Chlorofluorocarbons
AnswerD.
Methane
Answer: Option C
Solution
Answer: Option C
Solution:
Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly found in aerosol spray cans and refrigerants—are released into the atmosphere.