Question

List the four advantages of transpiration to the plants. 

Answer 1

The advantages of transpiration to the plants are:
(i) Transpiration brings about a cooling effect to the plant body since evaporation of water reduces the temperature of leaf surface.
(ii) Transpiration helps in the ascent of sap by producing a suction force acting from the top of the plant.
(iii) Transpiration helps in distributing water and mineral salts throughout the plant body. (iv) Transpiration helps in eliminating excess water.