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प्रश्न
Choose the correct answer:
Transpiration rate is high, when ___________
पर्याय
Atmospheric water is saturated with vapour.
Light is very dim.
Temperature is low.
Atmosphere is dry and temperature is high.
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उत्तर
Transpiration rate is high, when atmosphere is dry and temperature is high
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संबंधित प्रश्न
One of the internal factors which affect the rate of transpiration is
The loss of water as water vapour from the acrial parts of a plant is known as
Most of the transpiration in tall trees occurs through
Give suitable explanation for the following:
A higher rate of transpiration is recorded on a windy day rather than on a calm day.
List the four advantages of transpiration to the plants.
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
Answer the following (only in few words);
How does transpiration take place in night?
Answer the following (only in few words);
What is the effect of temperature on transpiration?
Briefly explain how the rate of transpiration is affected by:
The intensity of light.
