Advertisements
Advertisements
प्रश्न
Differentiate between the following
Permeable and Semi-permeable membrane.
Advertisements
उत्तर
| Permeable Membrane | Semi-permeable Membrane |
| A permeable membrane has pores which allow free movement of solute as well as solvent molecules. | A semi-permeable membrane has pores which allow only solvent molecules to pass through them. |
APPEARS IN
संबंधित प्रश्न
Name the following:
The process by which water enters root hairs.
What would happen to the root hair of a potted plant if the soil was watered with an extremely concentrated solution of sodium chloride?
Mention whether the following statement is true (T) or false (F) and give an explanation in support of your answer.
Guttation in plants occurs maximum at midday.
The diagram below represents a layer of epidermal cells showing a fully grown root hair. Study the diagram and answer the questions that follow:
Draw a diagram of the above root hair cell as it would appear when a concentrated solution of fertilizers is added near it.
What is toxicity ?
Given below is the diagram of a cell as seen under the microscope after having been placed in a solution:
(i) What is the technical term used for the state/condition of the cell given above?
(ii) Give the technical term for the solution in which the cell was placed.
(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.
(v) What would you do to bring this cell back to its original condition?
How many regions are there in a typical root?
The tubular, colorless delicate prolongations of epidennal cells are seen in which region of root in plants?
Aquatic animals like fish excrete their wastes in gaseous form as ______.
Give other name of epidermal cells in roots of plants.
