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प्रश्न
Fill in the Blank
A plasmolysed cell has __________ protoplast.
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उत्तर
A plasmolysed cell has Shrunken protoplast.
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संबंधित प्रश्न
Osmosis and diffusion are the same except that osmosis there is:
Give two examples of turgor movements in plants.
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypertonic salt solution
Distinguish between the following:
Turgor pressure and osmotic pressure
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.
Name the following:
Name the process by which water enters the root hair cell.
Name the following:
The process by which raisins swell up when placed in a beaker of water.
Explain the Term: Endosmosis
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.
The given statement is incorrect. Rewrite the correct statement:
Fresh water fish when placed in hypertonic salt solution absorb water and burst.
