Question

Comment upon the following
Transpiration is a necessary process

Answer 1

Transpiration occurs through the stomata. ... Thus transpiration is called as a necessary evil because it is an inevitable process. The loss of water can lead to wilting, serious desiccation, and shortage of water. Transpiration helps in the ascent of the sap and the pulling of the water from the roots to the tips.

Answer 2

Answer:

Transpiration is a natural phenomenon through which plants lose the excess water.

In other words it can be stated as loss of water in the form of vapor from aerial parts of plant is called transpiration

It is necessary because:- It helps conduction of water in tall trees,It brings moisture in air and helps in rainfall , It helps in conduction of minerals,

It also gives cooling effect to atmosphere ,Also help maintain optimum turgidity in plant cells ,Transpiration is an evil because it often produces water deficit in plants which check photosynthesis, reduce growth and other processes.