Question

Name the process/term for the statements given below:

(a) The loss of water in the form of water vapor from the aerial parts of a plant.

Answer 1

Transpiration:

1. The term for water loss in the form of water vapor from the aerial parts of a plant is transpiration.
2. It is the loss of water from the surface of leaves and other aerial parts of the plant.
3. The water loss can occur through stomata on the surface of leaves (stomatal transpiration) or through lenticles on the surface of old stems (lenticular transpiration).
4. Transpiration helps in cooling the surface of leaves and stems.