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Diffusion (GCSE Biology)
The following is a GCSE Biology test covering 'Diffusion' from the broader topic Cell Biology. The test is geared towards the AQA exam board style syllabus.Incorrect: 0
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Across which structure does diffusion of oxygen into a cell typically occur?
In which direction does diffusion occur at equilibrium?
A plant cell is placed in distilled water (very low solute). What happens to the cell?
How does increasing temperature typically affect diffusion in cells?
What is meant by a partially permeable membrane?
What is osmosis?
What happens to a red blood cell placed in pure water?
Which experimental change would make osmosis faster in a lab setup using plant tissue?
What effect does decreasing the thickness of the exchange surface have on diffusion?
Why do single-celled organisms rely on diffusion for exchange with the environment?
If a cell needs to absorb glucose against its concentration gradient, what must it use?
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