What is the term for the upward movement of water and dissolved nutrients from the roots to the leaves via xylem vessels?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
23 May 2018
Last updated
28 May 2026

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Explanation

The process by which water and minerals are drawn upward through the xylem to the leaves is known as transpiration pull. Root pressure and ascent of sap are related concepts, but the primary mechanism described here is transpiration pull.

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