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Question
Briefly explain how the rate of transpiration is affected by:
The intensity of light.
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Solution
Light intensity: It increases or decreases the rate of transpiration. In strong light, the rate of transpiration is more because stomata are wide open. In dim light or on a cloudy day the stomata are partially closed reducing the rate of transpiration.
RELATED QUESTIONS
Give suitable explanation for the following:
A higher rate of transpiration is recorded on a windy day rather than on a calm day.
Expand the following biological abbreviations :
IAA
Answer the following (only in few words);
What is the effect of temperature on transpiration?
Explain how the rate of transpiration is affected on:
a foggy day
Choose the correct answer:
Transpiration rate is high, when ___________
“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 three extrinsic factors which decrease 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.
