Question

List five activities that are possible due to the presence of air.

Answer 1

1. Living beings use air for respiration.
2. Plants use air (carbon dioxide) to prepare their food.
3. Blowing air (wind) is used for power generation by wind mills.
4. Air helps in burning of fuels and substances.
5. Air helps in the scattering of seeds and pollens of plants.
6. Air helps in the movements of sailing yachts, gliders, parachutes and aeroplanes.