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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
Explain Turgor pressure
Give reasons for the following:
If you sprinkle some common salt on grass growing on a lawn, it is killed at that spot.
Give suitable biological reasons for the following statement:
Root hairs become flaccid and droop when excess fertilizers are added to the moist soil around them.
Distinguish between the following:
Flaccid condition and turgid condition
Mention whether the following statement is true (T) or false (F) and give an explanation in support of your answer.
Soaked seeds burst into three seed coats.
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.
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.
Deplasmolysis occurs when a plasmolysed cell is placed in ______.
The hydrostatic pressure of the cell sap on the cell wall is called ______.
