Ques. Which of the following pairs of gases is mainly responsible for greenhouse effect?
A. Carbon dioxide and methane
B. Ozone and ammonia
C. Oxygen and nitrogen
D. Nitrogen and sulphur dioxide
Answer:A
Ques. Which of the following pairs of gases is mainly responsible for greenhouse effect?
A. Carbon dioxide and methane B. Ozone and ammonia C. Oxygen and nitrogen D. Nitrogen and sulphur dioxide