English

Choose the Correct Answer: Plasmolysis Will Occur When the Cell is Placed in a __________ - Biology

Advertisements
Advertisements

Question

Choose the correct answer:

Plasmolysis will occur when the cell is placed in a __________

Options

  • hypotonic solution 

  •  isotonic solution

  • hypertonic solution

  • acidic solution

MCQ

Solution

Plasmolysis will occur when the cell is placed in a hypertonic solution

shaalaa.com
  Is there an error in this question or solution?
Chapter 4: Absorption by Roots - Exercise 4 [Page 51]

APPEARS IN

Frank Biology [English] Class 10 ICSE
Chapter 4 Absorption by Roots
Exercise 4 | Q 1.03 | Page 51

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

Why do plants die when salt is sprinkled over them?

What will happen if a concentrated solution of a fertilizer is given to the potted plants?

What is the water potential?


In the figure below ‘A’ shows a cell in the normal state and ‘B’ shows the same cell after leaving it in a certain solution for a few minutes.




(i) Describe the change which has occurred in the cell as seen in B.
(ii) Give the technical term for the condition of the cell as reached in B and as it was in A.
(iii) Define the process which led to this condition.
(iv) What was the solution-isotonic, hypotonic or hypertonic, in which the cell was kept?
(v) How can the cell in B, be brought back to its original condition?
(vi) Name the parts numbered 1 to 3.


Given below is the figure of an experimental set up to demonstrate root pressure.

(i) Define root pressure.
(ii) What change would you observe in the water level after some time?
(iii) What role is being played by the root pressure in the given experiment?
(iv) Why the oil has been sprinkled on water?


In an experiment, two sets of apparatus were set up as shown below:
In A there is a concentrated sugar solution inside the thistle funnel and red ink in the water outside the funnel. In B there is a concentrated glucose solution with red ink inside the thistle funnel and water outside the thistle funnel.
In both A and B the level of liquid inside the funnels rises up the tubes. In A the sugar solution turns red and in B, the water turns red.
Study the given observations and answer these questions:

  1. Name the process by which red ink moves in A and B.
  2. Which type of pressure forces the water molecules to move towards thistle funnels and cause a rise in the water level?
  3. Where does this process occur in plants and animals?
  4. What material could be used as a semi-permeable membrane?

Give Technical Term for the following.
A solution whose concentration is equal to the cell sap.


Fill in the Blank
The pressure which develops in the cortical cells of root which force a part of the water upward ____________.


Multiple Choice Question:

Marine fish when thrown under tap water bursts because of:


Define the following term:

Osmotic Pressure


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×