Advertisements
Advertisements
Question
Differentiate between the following
Turgor pressure and Root pressure
Advertisements
Solution
| Turgor Pressure | Root Pressure |
| t is the pressure of the cell. Contents of a turgid cell on its cell wall. | It is the pressure under which water passes from the living cells into the xylem of root. |
| It is caused when a cell becomes turgid. | It is caused due to alternate turgidity and flaccidity of root cells. |
APPEARS IN
RELATED QUESTIONS
A plant cell may burst when :
Explain Turgor pressure
Give scientific reasons : Balsam plants wilt during mid-day even if the soil is well watered.
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.
What is the difference between ‘flaccid’ and ‘turgid’? Give one example of flaccid condition in plants.
Differentiate between:
Turgid and Flaccid.
Give Technical Term for the following.
The pressure exerted by cell contents on a plant cell wall.
Fill in the Blank
The condition opposite to turgid is ___________.
Multiple Choice Question:
When cell is fully turgid, which of the following will be zero?
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
