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प्रश्न
Multiple Choice Question:
Plasma membrane controls:
विकल्प
Passage of water only
Passage of water and solutes in and out of the cell
Passage of water and solutes into the cell
Movement of cell contents out of the cell
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उत्तर
Passage of water and solutes in and out of the cell
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संबंधित प्रश्न
Differentiate between the following pairs on the basis of what is indicated in the brackets.
Hypotonic solution and Hypertonic solution [condition of a plant cell when placed in them]
The most appropriate characteristic of a semipermeable membrane is that
Complete the following statements:
Hypotonic solution is one in which the solution kept outside the cell has lower solute concentration than ……………… the cell.
(a) Mention whether the following statement is true (True) or false (False)
(b) Correct the false statement by altering the last word only.
A plant cell placed in hypotonic solution gets Plasmolysed.
Name the following:
The pressure with which the molecules of a substance diffuse.
What is the significance of diffusion?
What is the water potential?
Give Reasons for the following.
On sprinkling common salt on grass growing in a lawn, the grass is killed.
During a practical exam, a plant cell in a particular solution was placed under a compound microscope. Students were told to observe the cell and name the tonicity of the solution and mention the process that occurred in the cell.
Define the following term:
Osmotic Pressure
