A greenhouse gas is a gas in an atmosphere that absorbs and emits radi

1.	A greenhouse gas is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental cause of greenhouse effect. Among the following which one is not a greenhouse gas ?(a) CO2 (b) CH4(c) O2 (d) Vapour of water
Answer» Correct option (c) O₂ Explanation: O₂ is used in respiration. High concentration of O₂ mean well atmosphere. It does not causes greenhouse effect, hence O₂is not a greenhouse gas.

A greenhouse gas is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental cause of greenhouse effect. Among the following which one is not a greenhouse gas ?(a) CO2 (b) CH4(c) O2 (d) Vapour of water

Answer»

Correct option (c) O₂

Explanation:

O₂ is used in respiration. High concentration of O₂ mean well atmosphere. It does not causes greenhouse effect, hence O₂is not a greenhouse gas.

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A greenhouse gas is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental cause of greenhouse effect. Among the following which one is not a greenhouse gas ?(a) CO2 (b) CH4(c) O2 (d) Vapour of water

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