Solute potential is

(1) More when solute is more

(2) Less when solute is less

(3) Always negative

(4) All of these

Subtopic:  Water Potential Concept |
 60%
From NCERT
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For a solution at atmospheric pressure

(1) Solute potential is more than water potential

(2) Water potential more than solute potential

(3) Solute potential is less than water potential

(4) Water potential is equal to solute potential

Subtopic:  Water Potential Concept |
 76%
From NCERT
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Plants have

(1) Positive water potential when cells get turgor pressure

(2) Negative water potential when water is transported up a stem

(3) Negative pressure is developed in the cell dure to turgor pressure

(4) Both A and B

Subtopic:  Water Potential Concept |
 78%
From NCERT
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If the cell gets water from surroundings, now a certain pressure develops inside it against the wall is called as

(1) Turgor pressure

(2) Wall pressure

(3) Osmotic Pressure

(4) Solute pressure

Subtopic:  Plasmolysis |
 90%
From NCERT
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Cell wall is

(1) Freelly permeable

(2) Impermeable

(3) Semipermeable

(4) Selectively permeable

Subtopic:  Osmosis |
 71%
From NCERT
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In plant cell

(1) Solute potential is contributed by cytoplasm

(2) Solute potential is contributed by cytoplasm and as well as vacuolar sap

(3) Solute potential is because of vacuolar sap only

(4) Solute potential is caused by nucleoplasm

Subtopic:  Osmosis |
 84%
From NCERT
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In plant cell, which of the following is important determinants of movement of molecules in or out of the cell?

(1) Cell wall

(2) Cell membrane

(3) Tonoplast

(4) Both B and C

Subtopic:  Osmosis |
 86%
From NCERT
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Osmosis

(1) Diffusion of water across a differentially or selectively permeable membrane

(2) Diffusion of water across a semipermeable membrane

(3) Diffusion of water across a freely permeable membrane

(4) Both A and B

Subtopic:  Osmosis |
 71%
From NCERT
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The net direction and rate of osmosis depends upon

(1) Pressure gradient

(2) Concentration gradient

(3) Chemical potential

(4) All of these

Subtopic:  Osmosis |
 93%
From NCERT
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Apply concept of water potential and osmosis

In which direction will osmosis occur?

(1) From A to B

(2) From B to A

(3) No net osmosis

(4) Cannot be predicted

Subtopic:  Osmosis |
 86%
From NCERT
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