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प्रश्न
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypotonic 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?
Leaves of the sensitive plant wilt and droop down on a slight touch. What mechanism brings about this change?
Distinguish between the following:
Hypotonic and Hypertonic solutions
Name the following:
The inward movement of solvent molecules through the plasma membrane of the cell.
Mention whether the following statement is true (T) or false (F) and give explanation in support of your answer.
Plasmolysis is reverse of deplasmolysis.
What is the water potential?
Give Reasons for the following.
Freshwater fish cannot survive in seawater.
Fill in the Blanks
Diffusion is the movement of molecules from a region of their ________ concentration to the region of their ________ concentration.
Multiple Choice Question:
Marine fish when thrown under tap water bursts because of:
