The positive pressure in root is created by

Active absorption

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Passive absorption

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Only b

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None of these

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Solution

The correct option is A Active absorption
As various ions are actively transported into the vascular tissues of the roots, water follows (its potential gradient) and increase the pressure inside the xylem. This positive pressure is called root pressure

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The positive pressure in root is created by

The correct option is A Active absorption As various ions are actively transported into the vascular tissues of the roots, water follows (its potential gradient) and increase the pressure inside the xylem. This positive pressure is called root pressure

The correct option is A Active absorption
As various ions are actively transported into the vascular tissues of the roots, water follows (its potential gradient) and increase the pressure inside the xylem. This positive pressure is called root pressure