Advertisements
Advertisements
प्रश्न
Choose the correct answer:
Exudation or bleeding is associated with ___________
पर्याय
capillarity
imbibition
hydrostatic pressure in the root
pulsation in the innermost layer of cortex
Advertisements
उत्तर
Exudation or bleeding is associated with hydrostatic pressure in the root
APPEARS IN
संबंधित प्रश्न
Correct the following statements by changing the underlined words:
Xylem transports starch from the leaves to all parts of the plant body
Which one of the following is a characteristic NOT related with the suitability of the roots for absorbing water?
Explain the mechanism of closing and opening of the stomata.
Study the experimental setup in the figure and then answer the question that follow.
What will you observe in the setup after about half an hour? Give reasons for your answer.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Xylem is the water-conducting tissue in plants.
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. |
________ type of tissues are present in epiphytic roots.
Part of the root that absorbs water from the soil is ______.
Which plant does tissue transport water and minerals from the roots to the leaf?
Explain about the factors that affect water absorption.
