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प्रश्न
Distinguish between the following:
Flaccid condition and turgid condition
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उत्तर
| Flaccid condition | turgid condition |
| The cell in the state of plasmolysis is said to be flaccid . | When a cell reaches a state when it cannot accommodate any more water i.e. it is fully distended , it is called turgid . |
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संबंधित प्रश्न
A plant cell may burst when :
Give scientific reasons : Balsam plants wilt during mid-day even if the soil is well watered.
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’.
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.
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.
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.
