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प्रश्न
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?
उत्तर
(i) Osmosis
(ii) Root hair
(iii) Sugar solution
(iv) The level of the liquid in the capillary tube rises.
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संबंधित प्रश्न
Choose the correct answer:
Which one is semi-permeable?
Choose the correct answer:
Wilting of plants occurs when ____________
The alongside diagram A shows a root hair growing through the soil particles. Diagram B is the root hair of an aquatic plant.
(i) Name the parts 1,2,3.
(ii) Name two substances which enter the root hair. What are their uses?
(iii) By what process do these substances enter the root hair?
(iv) Account for the different shapes of root hairs in the two diagrams.
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?
Name the following:
Root hairs are the extension of which cells.
Multiple Choice Question:
In soil, water available for absorption by root is ______.
What is the composition of inner layer of root hair?
Identify the zone in wbkh root hair occurs.
Identify the part of the plants which is responsible for maximum absorption of water.
The tubular, colorless delicate prolongations of epidennal cells are seen in which region of root in plants?
