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प्रश्न
Name the three external factors which increase the rate of transpiration.
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उत्तर
Increase in intensity of Sunlight, Low humidity and increase in velocity of wind.
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संबंधित प्रश्न
The loss of water as water vapour from the acrial parts of a plant is known as
Transpiration will be fastest when the day is
(a) State whether the following statement are True (T) or False (F)
(b) Rewrite the false statement in (a) above in the correct form by changing either the first or the last word only.
Wind velocity has an effect on transpiration.
List any three major factors that accelerate the rate of 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?
Answer the following (only in few words);
What is the impact of more atmospheric pressure on transpiration?
Name the following.
The instrument used for measuring the rate of transpiration.
Briefly explain how the rate of transpiration is affected by:
The intensity of light.
“A higher rate of transpiration is recorded on a windy day rather than on a calm day.” Explain.
(a) State whether the following statement are True or False.
(b) Rewrite the false statement in (a) above in the correct form by changing either the first or the last word only.
Atmospheric humidity promotes transpiration from a green plant.
