Question

Which of the following is not a greenhouse gas?

• A. Methane
• B. Carbon dioxide
• C. Carbon monoxide
• D. Ammonia

Answer 1

The correct option is D

Ammonia

Explanation for correct option:

D. Ammonia

Greenhouse gas:

• The gases that absorb and emit energy within the thermal infrared range are known as Greenhouse effect.
• The primary greenhouse gases include carbon dioxide, methane, ozone, and water vapors.
• While the secondary greenhouses are Sulfur dioxide, nitrogen oxides as well as carbon monoxide.

Thus, Ammonia is not considered a greenhouse gas.

Explanation for incorrect options:

Since Ammonia is not a greenhouse gas while the other gases given are considered greenhouse gases. Thus options A, B, and C stand incorrect.

Hence the correct option is D i.e. Ammonia.