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Osmosis (GCSE Biology)

The following is a GCSE Biology test covering 'Osmosis' from the broader topic Cell Biology. The test is geared towards the AQA exam board style syllabus.
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Which describes how dialysis tubing in a simple model can be used to demonstrate osmosis?
Which is the most reliable way to present osmosis data from several repeats?
Which organ in humans uses osmosis as a key part of its function in regulating water balance?
Which term describes a solution with a lower solute concentration than the cell contents?
Which description matches an isotonic condition for cells in a solution?
Which of these is a key control variable when comparing mass change of potato pieces in different salt solutions?
Through which membrane type does osmosis occur?
If you wish to find the concentration of solution that is isotonic to potato cells using a graph, what would you do?
Plasmolysis is best described as:
Why do students blot potato pieces dry with a paper towel before re-weighing after osmosis treatment?
Why is it important to use a partially permeable membrane rather than a fully permeable membrane in an osmosis demonstration?