Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) 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 ? - Sarthaks eConnect

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 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.

`CO_2`

B.

`CH_4`

C.

`O_2`

D.

Vapour of water

Solution

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Best answer

`O_2` is used in respiration. High concentration of `O_2` mean well atmosphere. It does not causes greenhouse effect, hence `O_2` is not a greenhouse gas.