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प्रश्न
Define the following term:
Tonicity
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उत्तर
The relative concentration of the solutions that determines the direction and extent of diffusion is called tonicity.
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संबंधित प्रश्न
Name the following:
The condition of a cell placed in a hypotonic solution.
Explain how soaked seeds swell up and burst their seed coats.
Define the following:
Diffusion
Choose the correct answer:
Grapes when placed in a strong sugar solution shrink because of __________
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:
Comment on the nature (tonicity) of the liquid surrounding the cell.
A plant cell kept in a drop of water was examined under the low power magnification of a microscope, as shown:
(i) What would you do to bring this cell back to its original condition?
(ii) What scientific term is used for such condition?
(iii) Draw the same cell if it is kept in a strong sugar solution.
Give Technical Term for the following.
Solutions which have the same osmotic pressure.
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.
Multiple Choice Question:
Osmosis involves:
DPD of a cell can be expressed as ______
