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प्रश्न
Multiple Choice Question:
When cell is fully turgid, which of the following will be zero?
पर्याय
Osmotic pressure
Turgor pressure
Wall pressure
Suction pressure (SP) or diffusion pressure deficit (DPD)
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उत्तर
Suction pressure (SP) or diffusion pressure deficit (DPD)
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संबंधित प्रश्न
The diagram given below represents a plant cell after being placed in a strong sugar solution. Study the diagram and answer the questions that follow:
- What is the state of the cell shown in the diagram?
- Name the structure that acts as a selectively permeable membrane.
- Label the parts numbered 1 to 4 in the diagram.
- How can the above cell be brought back to its original condition? Mention the scientific term for the recovery of the cell.
- State any two features of the above plant cell which is not present in animal cells.
A plant cell may burst when :
What is the difference between ‘flaccid’ and ‘turgid’? Give one example of flaccid condition in plants.
Give reason for the following:
It is better to transplant seedlings in a flower-bed in the evening and not in the morning.
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.
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.
Give Technical Term for the following.
A cell in a fully extended condition.
Name the following:
The process by which wilting or drooping of leaves occurs.
Name the following:
The condition in which the contents of a cell exert pressure against the cell wall making it distended.
The figure given below is a diagrammatic representation of a part of the cross-section of the root in the root hair zone. Study the same and then answer the questions that follow:
- The parts labelled as 1, 2, 3 and 4 are:
- Root hair, Xylem vessel, Soil particles, Cortex respectively.
- Xylem vessel, Soil particles, Root hair, Cortex respectively.
- Root hair, Xylem vessel, Cortex, Soil particles respectively.
- Cortex, Soil particles, Xylem vessel, Root hair respectively.
- The process that enables the passage of water from soil into the root hair is:
- Diffusion
- Active transport
- Osmosis
- Passive absorption
- The kind of force which exists between a liquid and any surface is called as:
- Cohesive force
- Adhesive force
- Capillarity
- Suction force
- The kind of force between the same kind of liquid molecules is:
- Capillary force
- Transpirational pull
- Adhesive force
- Cohesive force
- Sometimes exudation of water occurs from the margin of the leaves in the early morning or night. It is termed as:
- Transpiration
- Guttation
- Bleeding
- Osmosis
