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Question
Solution
| Endosmosis | Exosmosis |
| 1. The process of diffusion of water into the cell from outside is called endosmosis | 1. The diffusion of water from inside to outside of a cell is called exosmosis. |
| 2. It occurs when the cell is placed in a hypotonic solution . | 2. It occurs when the cell is placed in a hypertonic solution. |
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RELATED QUESTIONS
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?
Osmosis and diffusion are the same except that osmosis there is:
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypertonic salt solution
Answer the following question.
Define and or explain the term:
Plasmolysis
Name the following:
Movement of molecules from a region of high concentration to a region of low concentration.
Choose the correct answer:
Cell turgidity is caused by _______________
Differentiate between the following
Endosmosis and Exosmosis
Multiple Choice Question:
In the process of osmosis in a cell:
When a cell in solution shrinks and loses its shape, then the solution is ______.
Define the following term:
Tonicity
