Osmotic potential -S of a solution is always

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Standard XII

Biology

Study of Mineral Nutrition: History

Osmotic poten...

Question

Osmotic potential ( $ψ_{S}$ ) of a solution is always

Positive

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Negative

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Zero

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Variable

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Solution

The correct option is B Negative
Osmotic potential by definition is the decrease in value of water potential, due to presence of solutes. More the concentration of dissolved solutes more the decrease in water potential and more negative the value of osmotic potential.

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There are 2 adjacent living cells A & B. The cell ‘A’ has osmotic potential ( $Ψ$ s) of - 7 bars, and pressure potential ( $Ψ_{p}$ ) of 5 bars, whereas cell ‘B’ has osmotic potential ( $Ψ_{s}$ ) of – 8 bars and pressure potential ( $Ψ_{p}$ ) of 3 bars, what will be the direction of water flow in these cells?

Q. Osmotic potential of a solution is always

What is the direction of net osmotic movement of water of a solution $A$ enclosed in a semipermeable membrane having an osmotic potential $- 30$ bars and pressure potential $5$ bars is surrounded in a solution $B$ of osmotic potential $- 10$ bars and pressure potential $= 0 ?$

The osmotic potential or solute potential of a plasmolysed cell is -0.5 MPa. Its water potential is = ?

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Osmotic potential (ψS) of a solution is always

The correct option is B NegativeOsmotic potential by definition is the decrease in value of water potential, due to presence of solutes. More the concentration of dissolved solutes more the decrease in water potential and more negative the value of osmotic potential.

Osmotic potential ( $ψ_{S}$ ) of a solution is always

The correct option is B Negative
Osmotic potential by definition is the decrease in value of water potential, due to presence of solutes. More the concentration of dissolved solutes more the decrease in water potential and more negative the value of osmotic potential.