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Two cell (A and B) have osmotic potential and pressure potential – 18 bars and 8 bars, and – 14 bars and 2 bars respectively. What will be the direction of water flow?

a)

From cell A to cell B

b)

Flow of water does not takes place

c)

In both direction

d)

From cell B to cell A



Question ID - 3834 | SaraNextGen Top Answer

  

Two cell (A and B) have osmotic potential and pressure potential – 18 bars and 8 bars, and – 14 bars and 2 bars respectively. What will be the direction of water flow?

a)

From cell A to cell B

b)

Flow of water does not takes place

c)

In both direction

d)

From cell B to cell A

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

The water potential () is equal to osmotic potential  pressure potential (). Osmotic potential is always in negative value. The water potential is the chemical potential of water, which is equivalant to DPD with negative sign.

Therefore, water potential () of cell A is

Water potential of cell B () is

Since, water moves from higher water potential to lower potential, i.e., the flow of water will be from cell A( bars) to cell B ( bars)

127 votes


127