CBSE
Among the following, the one that is not a green house gas is:
Methane
Ozone
Sulphur dioxide
Nitrous oxide
Among the following, the one which is not a "green house gas", is
N2O
CO2
CH4
O2
The ozone layer forms naturally by :
the interaction of CFC with oxygen
the interaction of UV radiation with oxygen
the interaction of IR radiation with oxygen
the interaction of oxygen and water vapour