What is osmosis?
The diffusion of water through a partially permeable membrane.
Cambridge IGCSE (9–1) Biology 0970 (Extended) (2026–2028) · 3.2
Revise Cambridge IGCSE (9–1) Biology 0970 (Extended) (2026–2028) specification point 3.2, Osmosis, with free active-recall flashcards. Flip through the set or review every question and answer below.
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What is osmosis?
The diffusion of water through a partially permeable membrane.
In which direction is the net movement of water by osmosis between solutions of different concentrations?
From the more dilute solution to the more concentrated solution.
Why can water move into or out of a cell by osmosis?
The cell membrane is partially permeable.