- 1(current)
Q. No.A column of water within xylem vessels of tall trees does not break under its weight because of?
1. Dissolved sugar in water
2. Tensile strength of water
3. Lignification of xylem vessels
4. Positive root pressure
Subtopic: Â Transpiration Pull: Illustration |
 72%
From NCERT
NEET - 2015
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of:
1. lignified thick walls
2. cohesion and adhesion
3. weak gravitational pull
4. transpiration pull
Subtopic: Â Transpiration & Guttation |Â Transpiration Pull: Illustration |
 72%
AIPMT - 2008
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- 1(current)
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