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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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How does increasing temperature typically affect diffusion in cells?
During diffusion of a solute through a membrane, net movement stops at equilibrium because:
Which of these best describes a concentration gradient?
Which factor increases the rate of diffusion for a gas in a room?
What happens to a red blood cell placed in pure water?
Why is diffusion sufficient for exchange in organisms like flatworms but not in humans?
How would you increase the rate of oxygen diffusion into a fish’s gill in an aquarium?
Which property of gases makes diffusion in air faster than diffusion in liquids?
Which change would decrease the diffusion rate of carbon dioxide from a leaf to the air?
If a cell needs to absorb glucose against its concentration gradient, what must it use?
How does increasing concentration of solute outside a cell affect water movement by osmosis?
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