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प्रश्न
Give Reasons for the following.
Plants begin to die when the excess of soluble fertilizers are added to the soil?
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उत्तर
Excess application of soluble fertilizers in soil makes the soil solution hypertonic than cell sap, hence exosmosis takes place and plants begin to die.
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संबंधित प्रश्न
Differentiate between Turgor pressure and Wall pressure (explain)
Differentiate between the following pairs on the basis of what is indicated in the brackets.
Hypotonic solution and Hypertonic solution [condition of a plant cell when placed in them]
Define the following:
Osmosis
Give Reasons for the following.
Salt and sugar are used in preserving food.
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 Blank
A plasmolysed cell has __________ protoplast.
Multiple Choice Question:
Marine fish when thrown under tap water bursts because of:
The given statement is incorrect. Rewrite the correct statement:
Fresh water fish when placed in hypertonic salt solution absorb water and burst.
