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Questions
Differentiate between the following:
Plasmolysis and Deplasmolysis.
Differentiate between Plasmolysis and Deplasmolysis.
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Solution
| 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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RELATED QUESTIONS
Differentiate between the following:
Turgidity and Flaccidity
Give reason for the following:
A plant cell, when kept in a hypertonic salt solution for about 30 minutes, turns flaccid.
Distinguish between the following:
Flaccid condition and turgid condition
Differentiate between the following
Turgor pressure and Root pressure
The below diagram represents a plant cell after being placed in a strong sugar solution. Guidelines 1 to 5 indicate the following:
1. Cell wall
2. Plasma membrane.
3. Protoplasm
4. Large vacuole
5. Nucleus
Study the diagram and answer the questions that follow :
(i) What is the state of the cell shown in the diagram?
(ii) Name the structure which acts as a selectively permeable membrane.
(iii) If the cell had been placed in distilled water instead of a strong sugar solution which features: would not have been present?
(iv) If the cell in the diagram possessed chloroplasts where would these be present?
(v) Name any one feature of this plant cell which is not present in animal cells.
Give Technical Term for the following.
A cell in a fully extended condition.
Name the following:
The condition in which the contents of a cell exert pressure against the cell wall making it distended.
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.
When the cells of a plant are fully distended, the condition is called ______.
