Which change would INCREASE the rate of diffusion?

  1. Reducing the surface area
  2. Increasing the temperature
  3. Reducing the concentration gradient
  4. Increasing the distance
Answer

B) Increasing the temperature

More kinetic energy means faster diffusion. O Level Biology · Topic 3 Movement into and out of Cells · 3.1 Diffusion and osmosis

Biology MCQ · More O Level Biology: Movement into and out of Cells MCQs · Practise