Identify the non Green-House Gas(GHG) from the following :

Q. Identify the non Green-House Gas(GHG) from the following :
Answer: Carbon Monoxide
Notes: Kyoto Protocol recognized six green house gases i.e. Carbon dioxide, Methane, Nitrous oxide, Hydrofluorocarbons, Perfluorocarbons, and Sulphur hexafluoride.