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प्रश्न
Name the following:
Root hairs are the extension of which cells.
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उत्तर
Epidermal cell
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संबंधित प्रश्न
State whether the following statement is true or false. Rewrite the false statement correctly.
Water absorption mainly occurs through the root-hair.
Which one of the following is a characteristic NOT related with the suitability of the roots for absorbing water?
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?
Grapes shrink when immersed in a very strong sugar solution.” Explain.
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?
Give Technical Term for the following.
Tissue which transports manufactured food from leaves to other parts of the plant.
Multiple Choice Question:
The most widely accepted theory for ascent of sap is ______.
From which type of cells, root hair is originated
Part of the root that absorbs water from the soil is ______.
