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प्रश्न
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypertonic salt solution
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उत्तर
संबंधित प्रश्न
A candidate in order to study the process of osmosis has taken 3 potato cubes and put them in 3 different beakers containing 3 different solutions. After 24 hours, in the first beaker the potato cube increased in size, in the second beaker the potato cube decreased in size and in the third beaker there was no change in the size of the potato cube. The following diagram shows the result of the same experiment:
(i) Give the technical terms of the solutions used in beakers, 1, 2 and 3.
(ii) In beaker 3, the size of the potato cube remains the same. Explain the reason in brief.
(iii) Write the specific feature of the cell sap of root hairs which helps in absorption of water.
(iv) What is osmosis?
(v) How does a cell wall and a cell membrane differ in their permeability?
Give the appropriate biological or technical term for the following.
Movement of molecules of a substance from their higher concentration to lower concentration when they are in direct contact.
A plant cell placed in a certain solution got plasmolysed. What was the kind of solution?
Give the equivalent terms for the following:
Pressure of the cell contents on the cell wall
Define the following:
Diffusion
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.
Name the following:
Name the process by which water enters the root hair cell.
Explain the Term: Exosmosis
When a cell in solution shrinks and loses its shape, then the solution is ______.
