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The process of transpiration is responsible for the transportation of water through the xylem. On which part of a plant is negative pressure exerted during this transport?. . . A.plant stem. . . B.root hairs. . .C. leaf mesophyll. .

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taskmasters
The correct answer among the choices listed above is option A. The process of transpiration is responsible for the transportation of water through the xylem. It is in the plant stem that negative pressure is exerted during this transport.
skritonem

Transpiration is the technical term for the evaporation of water from plants. As water evaporates through the stomata in the leaves (or any part of the plant exposed to air), it creates a negative pressure (also called tension or suction) in the leaves and tissues of the xylem.

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