A) used in green-house to increase plant growth
B) transparent to heat but traps sunlight
C) transparent to sunlight but traps heat
D) transparent to both sunlight and heat
Correct Answer: C
Solution :
The excess amount of \[C{{O}_{2}}\] forms a thick blanket in the atmosphere which is transparent to sunlight but absorbs infrared radiation trapping heat near the earths surface. In this way, due to \[C{{O}_{2}}\] blanket, the earths atmosphere works very much like agreen-house which causes warming up of the interior. So, carbon dioxide is called green house gas.
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