Which of the following constituent of air leads to the formation of fog and mist?
Which of these constituents present in air leads to the formation of fog and mist?
Which of the following gas does not contribute to the formation of acid rain ?
(a) nitrogen monoxide
(b) carbon monoxide
(c) sulphur dioxide
(d) nitrogen dioxide
Which of the following activities would lead to increased carbon dioxide(greenhouse gas) level in the air?