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प्रश्न
The loss of water as water vapour from the acrial parts of a plant is known as
पर्याय
evaporation
perspiration
guttation
transpiration
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उत्तर
transpiration
संबंधित प्रश्न
Transpiration will be fastest when the day is
Give suitable explanation for the following:
Water transpired is the water absorbed.
There is a general belief that forests tend to bring more frequent rains. Can you explain it scientifically?
Mention any three methods by which the plants tend to reduce transpiration.
In an experiment, four freshly plucked leaves (A-D) of a plant, such as those of china – rose, were treated as follows:
(a) Coated with Vaseline on its upper surface.
(b) coated on the lower surface.
(c) coated on both surface
(d) left uncoated.
All the four leaves A, B, C & D were left in a room for about 24 hours.
(i) which leaf would become most limp? Why?
(ii) which leaf would show least limping? Why?
Expand the following biological abbreviations :
(i) ABA
Choose the correct answer:
The rate of transpiration is determined with the following instrument ____________
What is cohesion?
Name three extrinsic factors which decrease the rate of transpiration.
