Removal of the soil by the action of wind and water is known as

The irritant red haze in traffic and congested places is due to the presence of which of the following?
$(i)$ Oxides of sulphur
$(ii)$ Oxides of nitrogen
$(iii)$ Carbon dioxide
$(iv)$ Mists,smoke and dust
$(v)$ Smog

Among the following,the one that is not a greenhouse gas is

Among the following compounds,which one is not responsible for the depletion of ozone layer?

Which of the following is harmful to calcium-containing structures and is responsible for causing cough and throat irritation in humans?

Which of the following gases is not a greenhouse gas?