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प्रश्न
Multiple Choice Question:
Process of endosmosis stops:
विकल्प
When equal
When solution becomes isotonic
When the leaves fall.
When there is no light
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उत्तर
When solution becomes isotonic
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संबंधित प्रश्न
Match the items in column I with those in column II
| Column I | Column II | ||
| (a) | Xylem | (i) | semi - permeable |
| (b) | Phloem | (ii) | permeable |
| (c) | Cell membrane | (iii) | downward flow of sap |
| (d) | Root pressure | (iv) | upward flow of water |
| (e) | Cell wall | (v) | guttation |
Mention whether the following statement is true or false. Correct the false statement by altering the last word only.
The cell wall of the root cell is a differentially permeable membrane.
What would happen to the root hair of a potted plant if the soil was watered with an extremely concentrated solution of sodium chloride?
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?
Mention whether the following statement is true (T) or false (F) and give explanation in support of your answer.
Dry seeds when submerged in water swell up due to endosmosis.
Study the experimental setup in the figure and then answer the question that follow.
Explain the phenomenon mention in question 8.1 .
Draw a diagram of the root hair cell as it would appear when a concentrated solution of fertilizers is added near it.
Name the following:
The kind of cells that constitute the cortex of a root.
Identify labels x, y, z in the given figure of root showing different regions.
Roots of the plants absorb water from the soil through the process of ____________.
