Question : Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth?
Option 1: Carbon dioxide
Option 2: Oxygen
Option 3: Carbon monoxide
Option 4: Nitrogen
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Correct Answer: Carbon dioxide
Solution : The correct option is Carbon dioxide
Shortwave radiation, primarily visible light and ultraviolet , is one form of energy that the sun emits. The Earth's surface warms as a result of this energy. This solar energy is absorbed by the Earth's surface and subsequently reemitted as long-wave infrared radiation (heat). A portion of the outgoing infrared radiation is effectively trapped by greenhouse gases like carbon dioxide, which are transparent to incoming solar energy. The term greenhouse effect refers to this process.
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