Biology: Year 9 Term 2: Osmosis

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Define osmosis. (3)
The movement of water molecules through a partially permeable membrane to an area of lower concentration
1 of 6
Water mixed with other molecules is called what? (1)
A solution
2 of 6
Define hypotonic. (1)
Area of low concentration (lots of water, little solute)
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Define hypertonic. (1)
Area of high concentration (little water, lots of solute)
4 of 6
Define isotonic. (1)
Equal concentration on each side of the membrane
5 of 6
Define plasmolysis. (1)
The loss of water by cells in a hypertonic solution
6 of 6

Other cards in this set

Card 2

Front

A solution

Back

Water mixed with other molecules is called what? (1)

Card 3

Front

Area of low concentration (lots of water, little solute)

Back

Preview of the back of card 3

Card 4

Front

Area of high concentration (little water, lots of solute)

Back

Preview of the back of card 4

Card 5

Front

Equal concentration on each side of the membrane

Back

Preview of the back of card 5
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