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प्रश्न
Give suitable biological reasons for the following statement:
Root hairs become flaccid and droop when excess fertilizers are added to the moist soil around them.
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उत्तर
Due to excessive application of fertilizers in the agricultural fields it damage the roots by plasmolysis process which results into flaccidity of root hairs.
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संबंधित प्रश्न
Explain Turgor pressure
Give the equivalent term for the following:
The condition in which the cell contents are shrunken.
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:
- Give the term for the state of the cell it has acquired.
- Name the structure which acts as a selectively permeable membrane.
- Comment on the nature (tonicity) of the liquid surrounding the cell.
- Name any one feature of this plant cell which is not present in an animal cell.
- Redraw in the space provided, the diagram of the cell if it is soon placed in ordinary water for some time.
Distinguish between the following:
Flaccid condition and turgid condition
Mention whether the following statement is true (T) or false (F) and give an explanation in support of your answer.
Soaked seeds burst into three seed coats.
Differentiate between:
Turgid and Flaccid.
Differentiate between the following:
Plasmolysis and Deplasmolysis.
Give Technical Term for the following.
A cell in a fully extended condition.
Give Technical Term for the following.
The pressure exerted by cell contents on a plant cell wall.
