NEET Biology question

Not in NEET syllabus

Cell A has Ψw = −3 bars and cell B has Ψw = −8 bars. The movement of water will be from

(A)Cell A to cell BCorrect
(B)Cell B to cell A
(C)Data insufficient
(D)Water cannot move in a negative value of Ψw

Answer: (A)

Solution

Water always moves from a region of higher (less negative) water potential to a region of lower (more negative) water potential. Here, cell A (−3 bars) has a higher water potential than cell B

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Question ID VK-127821