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Water entering roots through diffusion is a ____________(a) endosmosis(b) osmosis(c) passive absorption(d) active absorptionThe question was posed to me in homework.My question is from Transportation in Plants in portion Transport in Plants of Biology – Class 11

Answer»

The correct option is (C) passive absorption

Easiest explanation: Water entering roots through DIFFUSION is a passive absorption. Osmosis requires a presence of semi-permeable membrane which is absent in case of roots and soil. ENDOSMOSIS is the process of entry of water inside the guard CELLS when the DPD inside the cell is HIGHER than the surrounding medium.



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