Advertisements
Advertisements
प्रश्न
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. |
Advertisements
उत्तर
| Column I | Column II |
| (i) Diffusion | (e) The process by which the molecules of perfume spread in the room when the bottle is open. |
| (ii) Xylem | (c) The tissue through which water and mineral salts move upward in a plant. |
| (iii) Root pressure | (g) The pressure by which water rises up to some feet in a lofty tree. |
| (iv) Isotonic solution | (d) Two solutions which have equal osmotic pressure. |
| (v) Exosmosis | (a) The exit or flow of water from the cell to the outer environment. |
| (vi) Osmosis | (f) The process by which roots absorb water from the soil. |
| (vii) Plasmolysis | (b) The shrinkage of protoplasm when the cell is kept in a hypertonic solution. |
| (viii) Hypotonic solution | (h) The concentration of the solution when lower than that of the cell sap. |
APPEARS IN
संबंधित प्रश्न
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 the guidelines 1 to 4.
(ii) Which is the process that enables the passage of water from the soil into the root hair?
(iii) Name the pressure that is responsible for the movement of water in the direction indicated by the arrows. Define it.
(iv) Due to an excess of this pressure sometimes drops of water are found along the leaf margins of some plants especially in the early mornings. What is the phenomenon called?
(v) Draw a well labelled diagram of the root hair cell as it would appear if an excess of fertiliser is added to the soil close to it.
How is root hair adapted for the absorption of water from the soil?
What is toxicity ?
Name the following:
The solution outside the cell having lower solute concentration than the fluids.
Fill in the Blank
Leaves get wilted if _________ is removed from the plant.
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.
What is the composition of an outer layer of root hair?
The unbranched root hair in plants is formed from ____________.
Water in the root enters due to ______.
