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Guttation is ...

Question

Guttation is the result of______.

A

Transpiration

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B

Root pressure

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C

Osmosis

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D

Diffusion

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Solution

The correct option is B
Root pressure

Guttation usually occurs during periods of active growth when conditions favour more water absorption and less transpiration. Due to the high root pressure, water is forced out into the intercellular space and flows out of the hydathodes.

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Similar questions

Q. Assertion : Transpiration occurs through stomata

Reason : Guttation is due to root pressure

Q. Short / Long answer type questions.
Write short notes on
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The major driving force for transport of water through xylem in plants, during the day, is __(i)__ and during the night, is __(ii)__.

Q. Match the terms to these definitions:
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It is the loss of water to the atmosphere, mainly through evaporation at leaf stomata.

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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

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