Ques. Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers?
A. Ammonia
B. Methane
C. Nitrous oxide
D. Ozone
Answer:D
Ques. Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers?
A. Ammonia B. Methane C. Nitrous oxide D. Ozone