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प्रश्न
Name the following:
The movement of a liquid through a selectively permeable membrane.
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उत्तर
Osmosis
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संबंधित प्रश्न
Differentiate between Turgor pressure and Wall pressure (explain)
Give appropriate biological or technical terms for the following :
Movement of molecules of a substance from their higher concentration to lower concentration when they are in direct contact.
The space between the cell wall and plasma membrane in a plasmolysed cell is filled with ______.
(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.
Give reason for the following:
Potato cubes, when placed in water, become firm and increase in size.
Distinguish between the following:
Turgor pressure and osmotic pressure
A leaf cell of a water plant was placed in a liquid other than pond water. After sometime, it assumed a shape as shown below:
Redraw in the space provided, the diagram of the cell if it is soon placed in ordinary water for some time.
Define the cohesive force.
Give Reasons for the following.
Salt and sugar are used in preserving food.
Give Reasons for the following.
Freshwater fish cannot survive in seawater.
