Question

How do the following help in respiration of plants?
(a) Lenticels
(b) Stomata
(c) Root hairs

Answer 1

a) Lenticels are present in green stems of plants which perform gaseous exchange for respiration by absorbing air.

b) Stomata are small pores in green leaves of plants which help in gaseous exhange by taking in air, performing respiration for energy, and giving out oxygen. These stomatal pores open and close constatly to regulate flow of carbon dioxide and oxygen.

c) Many root hairs makes the area of absorption greater and water and air is taken in more efficiently.