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प्रश्न
Explain how soaked seeds swell up and burst their seed coats.
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उत्तर
When soaked in water, the seeds swell up due to imbibition and endosmosis. During these two processes water enters the cell. Due to endosmosis, at some point, the seed coat is unable to bear the turgor pressure and hence, the seed coat bursts.
संबंधित प्रश्न
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.
Explain why:
Bacteria and fungi do not grow in pickles, jams, jellies and squashes.
Choose the correct answer:
Grapes when placed in a strong sugar solution shrink because of __________
Name the following:
The pressure through which water can rise upto some feet.
Name the following:
The movement of a liquid through a selectively permeable membrane.
Name the following:
The process by which raisins swell up when placed in a beaker of water.
Fill in the Blank
When there is no movement of water in the cell from the outside medium, the medium is considered to be ______ to cell sap.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Cells that have lost their water content are said to be deplasmolysed.
Explain the Term: Exosmosis
