A) Increase in oxygen concentration in atmosphere
B) Decrease in carbon dioxide concentration in atmosphere
C) Increase in carbon dioxide concentration in atmosphere
D) Decrease in atmospheric nitrogen
Correct Answer: C
Solution :
\[C{{O}_{2}}\]concentration is increasing day by day in the atmosphere. \[C{{O}_{2}}\]has capacity of absorbing heat radiation and thus increases global temperature (global warming).
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