CHOOSE THE CORRECT ANSWER :
Water absorption by the roots from the soil can only take place when the soil solution is :
a)hypotonic to cell sap
b) hypertonic cell sap
c) isotonic cell sap
d) in all conditions
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Active osmotic water absorption
If the solute concentration is high and water potential is low in the root cells, water can enter from soil to root cells through endosmosis. Mineral nutrients are absorbed actively by the root cells due to utilisation of adenosine triphosphate (ATP).
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