A) Water vapour
B) Carbon dioxide
C) Hydrogen gas
D) Ozone
Correct Answer: C
Solution :
Green-house effect is warming effect found in green-house by allowing solar radiations to pass in but preventing long wave heat radiations to pass out due to glass panels. The various green-house gases are \[C{{O}_{2}}(60%),C{{H}_{4}}(20%),CFCs(14%),\] nitrous oxide (6%).
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