Which one of the following gases is not included in the category 'greenhouse gases'?
Methane
Hydrogen
Carbon dioxide
Nitrous oxide
From the mentioned list, hydrogen is not included in the category 'greenhouse gases'.
Which of the following are greenhouse gases?
(i) Water Vapour
(ii) Carbon Dioxide
(iii) Nitrous Oxide
(iv) Methane
Which of the following is not a greenhouse gas?
(a) carbon dioxide
(b) nitrous oxide
(c) methane
(d) nitrogen