Advertisements
Advertisements
प्रश्न
Give Technical Term for the following.
A solution whose concentration is equal to the cell sap.
Advertisements
उत्तर
Isotonic solution
संबंधित प्रश्न
Give the appropriate biological or technical term for the following.
Movement of molecules of a substance from their higher concentration to lower concentration when they are in direct contact.
Differentiate between the following on the basis of what is indicated in the bracket.
Hypotonic solution and Hypertonic solution (condition of a plant cell when placed in them).
Define the following:
Diffusion
Distinguish between the following:
Plasmolysis and deplasmolysis
What do you mean by transpiration pull ?
The diagram below represents an experimental set up to demonstrate a vital process. Study the same and then answer the questions that follow:
(i) Name the process.
(ii) Define the above named process.
(iii) What would you observe in the experimental setup after an hour or so?
(iv) What control experiment can be set up for the above experiment?
(v) Keeping in mind the root hair cell and its surrounding name the part that corresponds to (1) Concentrated sugar solution, (2) Parchment paper, (3) Water in the beaker.
(vi) Name any other substance that can be used instead of parchment paper in the above experiment.
(vii) Mention two advantages of this process to the plant.
Name the following:
The process by which raisins swell up when placed in a beaker of water.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
During exosmosis, water moves from inside the cell to the outside of the cell.
Fill in the Blanks
Diffusion is the movement of molecules from a region of their ________ concentration to the region of their ________ concentration.
