Transpiration
Transpiration: Overview
This topic covers concepts such as Transpiration, Evaporation, Stomatal Transpiration, Factors Affecting Transpiration, Guttation, External Factors Affecting Transpiration, Internal Factors Affecting Transpiration, Ascent of Sap, etc.
Important Questions on Transpiration
Which of the following helps in an ascent of sap in plants?

Ascent of sap in tall trees occurs due to

Maximum transpiration occurs by_____type of transpiration.

Water release in the guttation is the pure form of water.


Cuticle is present in which type of plants?

Cuticular transpiration accounts for more than 50% of total transpiration.

Internal factors that do not affect the rate of transpiration includes:

External factors that affect the rate of transpiration include:


In Guttation water comes out through the pores which is known as?

Which of the following is not a purpose of transpiration?

Fill in the blank with the correct word from the bracket.
The _____ can draw up water to about 50 metres or more in the tall tree. (root pressure, transpiration pull, guttation)

'What is the significance of transpiration?



Maximum transpiration occurs by which action?


Wind velocity has an effect on transpiration.

Loss of water as droplets from the margin of certain leaves.
