Question

explain giving any three reason the significance of transpiration in plant

Answer 1

Thanks for asking the question.
Transpiration is the process in which plant takes water from the roots and give off excess water in the form of vapors through pores.
1. It creates a negative pressure gradient that helps in drawing water and minerals from roots to the plants.
2. It keeps the plant cool in hot weather.
3. Transpires excess water out of the plant.
Hope it helps.

Answer 2

(a) Ascent of sap - Increases osmotic pressure which draws eater and minerals through xylem tissues.

(b) Removal of excess of water.

(c) Absorption and distribution of salts.

(d) Regulates temperature of plants as well as of environment.