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प्रश्न
Mention whether the following statement is true or false. Correct the false statement by altering the last word only.
The shrinkage of protoplasm, when a cell is kept in hypotonic solution.
पर्याय
True
False
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उत्तर
This statement is false.
Correct statement: The shrinkage of protoplasm, when a cell is kept in hypertonic solution.
Explanation:
The protoplasm of a cell shrinks due to the exosmosis of water, which occurs in hypertonic solutions, whereas a cell kept in hypotonic solutions swells up due to the endosmosis of water.
संबंधित प्रश्न
Differentiate between Diffusion and Osmosis (Definition)
Leaves of the sensitive plant wilt and droop down on a slight touch. What mechanism brings about this change?
Name the following:
The process by which raisins swell up when placed in a beaker of water.
Choose the correct answer:
Grapes when placed in a strong sugar solution shrink because of __________
What is the significance of diffusion?
Differentiate between the following
Endosmosis and Exosmosis
The diagram below represents an experimental set up to demonstrate a vital process. Study the same and then answer the questions that follow:
(i) Name the process.
(ii) Define the above named process.
(iii) What would you observe in the experimental setup after an hour or so?
(iv) What control experiment can be set up for the above experiment?
(v) Keeping in mind the root hair cell and its surrounding name the part that corresponds to (1) Concentrated sugar solution, (2) Parchment paper, (3) Water in the beaker.
(vi) Name any other substance that can be used instead of parchment paper in the above experiment.
(vii) Mention two advantages of this process to the plant.
Give Technical Term for the following.
The pressure which is responsible for the movement of water molecules across the cortical cells of the root.
Name the following:
The process by which raisins swell up when placed in a beaker of water.
