UPSC CDS 1 2021 GK Paper

Question : 30 of 120

Marks: +1, -0

Osmosis is the process of movement of water molecules from its

higher concentration to its lower concentration through a cell wall.
lower concentration to its higher concentration through a fully permeable membrane.
higher concentration to its lower concentration through a fully permeable membrane.
higher concentration to its lower concentration through a semi-permeable membrane.

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