Question

Plants do not use all water they absorb. Most of it is lost by transpiration. Why then plants absorb more water than they need?

Answer 1

hey mate here is your ans:

Plants absorb more water because they know they will loose most of the water they have absorbed during transpiration. If they absorbless water they will loose all their water during transpiration leaving no water for metabolic processes....

hope this helps you friend

Answer 2

while preparing food for plants (photosynthesis process) plants absorbs more water than before.

in summer season the water which is absorbed by plants evaporates by sun light, during this process they also need more water