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Mention whether the following statement is true or false Correct the false statement by altering the last word only. Cells that have lost their water content are said to be deplasmolysed.

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Question

Mention whether the following statement is true  or false Correct the false statement by altering the last word only. 

Cells that have lost their water content are said to be deplasmolysed. 

Options

  • True

  • False

MCQ
True or False
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Solution

This statement is false.

Correct statement: Cells that have lost their water content are said to be plasmolyzed.

Explanation:

Cells that have regained their water content after being plasmolyzed are said to be deplasmolysed.

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Chapter 4: Absorption by roots: The Processes Involved - Review Questions [Page 55]

APPEARS IN

Selina Concise Biology [English] Class 10 ICSE
Chapter 4 Absorption by roots: The Processes Involved
Review Questions | Q C. 2. (b) | Page 55

RELATED QUESTIONS

The diagram given below represents a plant cell after being placed in a strong sugar solution. Study the diagram and answer the questions that follow: 

  1. What is the state of the cell shown in the diagram?
  2. Name the structure that acts as a selectively permeable membrane.
  3. Label the parts numbered 1 to 4 in the diagram.
  4. How can the above cell be brought back to its original condition? Mention the scientific term for the recovery of the cell.
  5. State any two features of the above plant cell which is not present in animal cells.

Fig. represents aprocess in plants. The set up was placed in bright sunlight. Answer the following questions:

    1. Name the physiological process depicted in the figure.
    2. Why was oil added to the water?
  1. When placed in bright sunlight for four hours, what do you observe with regard to the initial and final weight of the plant? Give a suitable reason for your answer.
  2. What happens to the level of water when this setup is placed in:
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    2. Windy conditions?
  3. Mention any three adaptations found in plants to overcome the process mentioned in (a).
  4. Explain the term ‘Guttation’.

Give reason for the following:

A plant cell, when kept in a hypertonic salt solution for about 30 minutes, turns flaccid.


A leaf cell of a water plant was placed in a liquid other than pond water. After sometime, it assumed a shape as shown below:

  1. Give the term for the state of the cell it has acquired.
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  3. Comment on the nature (tonicity) of the liquid surrounding the cell.
  4. Name any one feature of this plant cell which is not present in an animal cell.
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Differentiate between:
Turgid and Flaccid.


Name the following:

The process by which wilting or drooping of leaves occurs.


Name the following:

The condition in which the contents of a cell exert pressure against the cell wall making it distended.


Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:

Flaccidity is the reverse of turgidity.


Deplasmolysis occurs when a plasmolysed cell is placed in ______.


Give the equivalent term for the following:

Pressure exerted by the cell contents on the cell wall.


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