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प्रश्न
Differentiate between the following:
Plasmolysis and Deplasmolysis.
Differentiate between Plasmolysis and Deplasmolysis.
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उत्तर
| Sr. No. | Plasmolysis | Deplasmolysis |
| 1. | In this, the protoplasm of the cell shrinks away from the cell wall. It results in the flaccid condition of the cells and the plant. | In this, the protoplasm of the cell swells up and touches the cell wall. It results in the turgid condition of the cells and the plant. |
| 2. | It is caused by exosmosis. | It is caused by endosmosis. |
| 3. | It occurs when a plant cell is placed in a hypertonic solution. | It takes place when a plasmolysed cell is kept in a hypotonic solution. |
| 4. | It results in the flaccid condition of the plant. | It results in the turgid condition of the plant. |
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संबंधित प्रश्न
A plant cell may burst when :
Explain Turgor pressure
Fig. represents aprocess in plants. The set up was placed in bright sunlight. Answer the following questions:
-
- Name the physiological process depicted in the figure.
- Why was oil added to the water?
- When placed in bright sunlight for four hours, what do you observe with regard to the initial and final weight of the plant? Give a suitable reason for your answer.
- What happens to the level of water when this setup is placed in:
- Humid conditions?
- Windy conditions?
- Mention any three adaptations found in plants to overcome the process mentioned in (a).
- Explain the term ‘Guttation’.
The state of a cell in which the cell wall is rigid and stretched by the increase in volume due to the absorption of water is called.
Differentiate between the following
Turgor pressure and Root pressure
Give Technical Term for the following.
A cell in a fully extended condition.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Flaccidity is the reverse of turgidity.
The hydrostatic pressure of the cell sap on the cell wall is called ______.
Give the equivalent term for the following:
Pressure exerted by the cell contents on the cell wall.
