Question

How many activities are possible due to presence of air ?Name them.

Answer 1

(i) respiration

(ii) photosynthesis

(iii) burning

(iv) movement of yatchs

(v) generation of electricity

3 years ago The five activities that are possible due to the presence of air are :-(1) Air is necessary for burning or combustion. (2) Air is needed to generate electricity from windmill. (3) Air is needed for respiration. (4) Air is required for sailing Yachts, for flying Aeroplane and flying kite in the sky. (5) Air is needed for photosynthesis.

Answer 2

Five activities .

1. Help in seed dispersion and pollination.

2. Sailing of ships.

3. Flying of birds and kites.

4. Gives us oxygen to respire.

5. Helps in rotation of windmill.