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Tutor HuntTest QuestionsBiology QuestionsYear 10 Biology Questions

 

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.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

Which of these best describes a concentration gradient?
A plant cell is placed in distilled water (very low solute). What happens to the cell?
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?
How would you increase the rate of oxygen diffusion into a fish’s gill in an aquarium?
How does increasing temperature typically affect diffusion in cells?
Across which structure does diffusion of oxygen into a cell typically occur?
Which property of gases makes diffusion in air faster than diffusion in liquids?
How does increasing the surface area of a membrane affect diffusion?
Why is diffusion sufficient for exchange in organisms like flatworms but not in humans?
Which of the following changes would decrease the rate of diffusion of a dissolved ion across a membrane?