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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 diagram below represents a process in plants. The setup was placed in bright sunlight. Answer the following questions:
a) Name the physiological process depicted in the diagram.
Why was oil added to the water?
b) 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
c) What happens to the level of water when this setup is placed in:
- Humid conditions?
- Windy conditions?
d) Mention any three adaptations found in plants to overcome the process mentioned in (i).
e) Explain the term ‘Guttation’.
Give the equivalent term for the following:
The condition in which the cell contents are shrunken.
Give the equivalent terms for the following:
Loss of water through a cut stem.
Differentiate between the following:
Turgidity and Flaccidity
Mention whether the following statement is true or false Correct the false statement by altering the last word only.
Cells that have lost their water content are said to be deplasmolysed.
Differentiate between the following
Turgor pressure and Root pressure
Give Technical Term for the following.
A cell in a fully extended condition.
Give Technical Term for the following.
The pressure exerted by cell contents on a plant cell wall.
Excessive use of fertilisers in agricultural fields reduces the yield of crops. Justify the statement.
Addition of salt to pickles is a method of killing the bacteria by ______.
