Question

11. What is root pressure? How it is useful to the plant?(AS1)​

Answer 1

Answer:

root pressure, in plants, force that helps to drive fluids upward into the water-conducting vessels (xylem). It is primarily generated by osmotic pressure in the cells of the roots and can be demonstrated by exudation of fluid when the stem is cut off just aboveground.

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Answer 2

Answer:

root pressure, in plants, force that helps to drive fluids upward into the water-conducting vessels (xylem). ... The root pressure is partially responsible for the rise of water in vascular plants, though it alone is insufficient for the movement of sap against the force of gravity, especially within the tallest trees.

Explanation:

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