Q. Release of which among the following is the primary reason for depletion of the ozone layer?
A) Hydrogen dioxide
B) Nitrous oxide
C) Carbon monoxide
D) Chlorofluro carbon
✔ Correct Answer: Chlorofluro carbon
Exam Insight
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A) Hydrogen dioxide
B) Nitrous oxide
C) Carbon monoxide
D) Chlorofluro carbon
✔ Correct Answer: Chlorofluro carbon
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