

MCQOPTIONS
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1. |
The greenhouse effect is because of the |
A. | presence of gases, which in general are strong infrared absorbers, in the atmosphere |
B. | presence of \[C{{O}_{2}}\]only in the atmosphere |
C. | pressure of \[{{O}_{3}}\] and \[C{{H}_{4}}\] in the atmosphere |
D. | \[{{N}_{2}}O\] and chlorofluorohydrocarbons in the atmosphere |
Answer» B. presence of \[C{{O}_{2}}\]only in the atmosphere | |