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Byju's Answer
Standard XII
Biology
Root Pressure
The process o...
Question
The process of guttation takes place
A
when the root pressure is high and the rate of transpiration is low
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B
when the root pressure is low and the rate of transpiration is high
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C
when the root pressure equals the rate of transpiration
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D
When the root pressure as well as rate of transpiration are high
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Solution
The correct option is
A
when the root pressure is high and the rate of transpiration is low
Is more pronounced in small herbaceous plants.
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Similar questions
Q.
Assertion : Transpiration occurs through stomata
Reason : Guttation is due to root pressure
Q.
Root pressure can transport water and dissolved mineral nutrients from roots through the xylem, to the tops of relatively short plants when transpiration is low or zero. The above statement was supported by:
Q.
Go through the four statements given beIow:
I. Root pressure provides a light push in the overall process of water transport.
II. Most plants meet their water need by transpiration pull.
III. The greatest contribution of root pressure may be to re-establish the continuous chains of water molecule in the xylem vessel which often break under enormous tension created by transpiration.
IV. Guttation is the cause of transpiration pull.
The correct statements are
Q.
The rate of transpiration increases with the decrease in atmospheric pressure.
Q.
The rate of transpiration is high when
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