Question

Which of the following gases in not a greenhouse gas?

• A. $CO$
• B. $O_{3}$
• C. $CH_{4}$
• D. $H_{2}O$vapour

Answer 1

Answer: (A)

$CO$

Answer 2

: Carbon dioxide, methane, water vapour, nitrous oxide, CFCs and ozone are greenhouse gases. Carbon monoxide, CO is not a greenhouse gas.