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प्रश्न
Explain why:
The leaves of wilted lettuce, if kept in cold water, become crisp.
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उत्तर
The leaves of the wilted lettuce become crisp when kept in cold water because they take up water due to endosmosis in hypotonic solution.
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संबंधित प्रश्न
A plant cell placed in a certain solution got plasmolysed. What was the kind of solution?
Osmosis and diffusion are the same except that osmosis there is:
Give the equivalent terms for the following:
Pressure of the cell contents on the cell wall
The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of ______.
(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.
Define the following:
Hypertonic solution
Give Reasons for the following.
On sprinkling common salt on grass growing in a lawn, the grass is killed.
Fill in the Blanks
Osmosis in the diffusion of _______ molecules from the region of higher _____ potential to that of lower potential across a S.P.M.
Name the two organelles in a plant cell that contain their own genetic material and ribosomes.
