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The ascent of sap in vessels or tracheids typically avoids rupture and separation due to the combined effects of cohesion and tension.

1. True
2. False
3. Partially true
4. None of these

Correct answer: True

Solution

The cohesion-tension theory explains that water molecules stick together due to cohesion and are pulled upward by tension created by transpiration, preventing rupture or breakage in the water column.

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