

MCQOPTIONS
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1. |
Higher concentration of CO in atmosphere |
A. | allows visible solar radiation (ultraviolet) of short wave-length to pass through. |
B. | reflects and absorbs the longer wavelength (infra-red) radiations. |
C. | prevents solar heat being radiated out completely, resulting in 'heat trap' i.e., global warming. |
D. | all (a), (b) and (c). |
Answer» E. | |