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प्रश्न
Name the following:
The solution outside the cell having lower solute concentration than the fluids.
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उत्तर
Hypotonic
APPEARS IN
संबंधित प्रश्न
The phenomenon of loss of water through a cut stem or injured part of plant is called ___________.
Draw a magnified view of the root-hair, and describe, how it helps in the absorption of water from the soil.
Name the following:
The process by which water enters root hairs.
The apparatus arranged alongside signifies an important process.
(i) Name the process.
(ii) Where does this process occur in plants?
(iii) What solution is placed inside the dialysis tubing?
(iv) What happens to the level of the solution in the capillary tube?
How is root hair structurally adapted for absorption of water from the soil?
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 :
(i) Name the parts indicated by guidelines ‘1’ to ‘5’
(ii) Is the root hair cell unicellular or multi-cellular?
(iii) Draw a labeled diagram of the root hair cell as it would appear if some fertilizer is added to the soil close to it.
(iv) Name the process responsible for the entry of water molecules from the soil into A1 and then A2.
(v) What pressure is responsible for the movement of water in the direction indicated by arrows?
(vi) How is this pressure set up?
Multiple Choice Question:
Water will be absorbed by the root hairs when:
____________plants like orchids absorb water vapours from air with the help of epiphytic roots having special tissue called velamen.
Identify the part of the plants which is responsible for maximum absorption of water.
