What will be the direction of movement of water, when a solution A having water potential of - 9bars and another solution B of - 4bars is separated by a semipermeable membrane?

B to A

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A to B

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Both direction

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None of the above

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Solution

The correct option is A B to A
Water flows from a region of higher water potential to a region of lower water potential. In this case water will flow from cell B, which has a water potential of - 4 bars to cell A, which has a water potential of - 9 bars.

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What will be the direction of movement of water, when a solution A having water potential of - 9bars and another solution B of - 4bars is separated by a semipermeable membrane?

The correct option is A B to AWater flows from a region of higher water potential to a region of lower water potential. In this case water will flow from cell B, which has a water potential of - 4 bars to cell A, which has a water potential of - 9 bars.

The correct option is A B to A
Water flows from a region of higher water potential to a region of lower water potential. In this case water will flow from cell B, which has a water potential of - 4 bars to cell A, which has a water potential of - 9 bars.