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प्रश्न
Choose the correct answer:
The water is translocated upwards from the roots through _____________
पर्याय
xylem
phloem
pith
endodermis
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उत्तर
The water is translocated upwards from the roots through xylem
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संबंधित प्रश्न
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(i) What is the technical term used for the state/condition of the cell given above?
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(iii) Name the parts numbered 1 to 4.
(iv) Is the cell given above a plant cell or an animal cell ? Give two reasons in support of your answer as evident from the diagram.
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Name the following:
The kind of cells that constitute the cortex of a root.
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| (i) Diffusion | (a) The exit or flow of water from the cell to the outer environment. |
| (ii) Xylem | (b) The shrinkage of protoplasm when the cell is kept in a hypertonic solution. |
| (iii) Root pressure | (c) The tissue through which water and mineral salts move upward in a plant. |
| (iv) Isotonic solution | (d) Two solutions which have equal osmotic pressure. |
| (v) Exosmosis | (e) The process by which the molecules of perfume spread in the room when the bottle is open. |
| (vi) Osmosis | (f) The process by which roots absorb water from the soil. |
| (vii) Plasmolysis | (g) The pressure by which water rises up to some feet in a lofty tree. |
| (viii) Hypotonic solution | (h) The concentration of the solution when lower than that of the cell sap. |
Most plant cells and tissues constitutes _____ % water.
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Name the following:
Unicellular outgrowths from the epidermis of roots.
