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प्रश्न
List any three major factors that accelerate the rate of transpiration.
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उत्तर
The factors that accelerate the rate of transpiration are:
(i) High intensity of sunlight
(ii) High temperature
(iii) Higher wind velocity
(iv) Decrease in atmospheric pressure
संबंधित प्रश्न
(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.
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);
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.
“A higher rate of transpiration is recorded on a windy day rather than on a calm day.” Explain.
Give Technical Term
The substances which check the rate of transpiration.
Name the three external factors which increase the rate of transpiration.
(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.
