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प्रश्न
Differentiate between the following:
Turgor pressure and wall pressure
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उत्तर
| Turgor Pressure | Wall Pressure | ||
| 1. | The hydrostatic pressure that endosmosis creates against the cell wall is known as turgor pressure. | 1. | The force that the cell wall exerts against turgor pressure is known as wall pressure. |
| 2. | Turgor pressure acts on the cell wall. | 2. | Cell wall pressure is generated by the cell wall. |
| 3. | Turgor pressure keeps plant stems upright, expands leaves and aids in the opening and closing of stomata, among other things. | 3. | Wall pressure maintains cell and plant structure. |
| 4. | The direction of Turgor pressure is towards the outside. | 4. | The direction of wall pressure is towards the inside of the cell. |
संबंधित प्रश्न
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.
Give reason for the following:
It is better to transplant seedlings in a flower-bed in the evening and not in the morning.
Distinguish between the following:
Flaccid condition and turgid condition
Give Technical Term for the following.
The pressure exerted by cell contents on a plant cell wall.
Fill in the Blank
Wilting and drooping of leaves is due to loss of ________.
Deplasmolysis occurs when a plasmolysed cell is placed in ______.
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.
Given below is the figure of a plant cell showing different kinds of pressure acting upon it. Study the figure and answer the questions that follow:
- In the figure, 1, 2 and 3 represent:
- Cytoplasm, Nucleus, Vacuole respectively
- Vacuole, Cytoplasm, Cell wall respectively.
- Cytoplasm, Cell membrane and vacuole respectively.
- Cytoplasm, Cell wall and Vacuole respectively.
- B in the figure represents:
- Osmotic pressure
- Turgor pressure
- Wall pressure
- Diffusion pressure
- A in the figure represents:
- irnbibition pressure
- Wall pressure
- Turgor pressure
- Osmotic pressure
- C in the figure represents:
- Turgor pressure
- Osmotic pressure
- Wall pressure
- Imbibition pressure
- Draw a neat and labelled diagram of a plasmolyzed plant cell.
