AQA GCSE Biology (8461) · AQA 8461
4.4 Bioenergetics
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Bioenergetics
- Explain how lactic acid is produced during vigorous exercise and describe what happens to … (4 marks, Explain)
- Describe what happens in the muscles during vigorous exercise when the body cannot supply … (4 marks, Describe)
- Explain why the rate of photosynthesis in a plant decreases when the concentration of carb… (4 marks, Explain)
- Explain why plants need light in order to carry out photosynthesis. (4 marks, Explain)
- Explain how a plant uses the products of photosynthesis to support its growth and other li… (4 marks, Explain)
- Explain why a yeast cell producing ethanol is still described as carrying out cellular res… (4 marks, Explain)
- Explain why the body continues to breathe faster and deeper for several minutes after a pe… (4 marks, Explain)
- Explain why photosynthesis is described as an endothermic reaction. (4 marks, Explain)
- Describe the role of limiting factors in photosynthesis. In your answer, give two examples… (4 marks, Describe)
- Explain why aerobic respiration is described as an exothermic reaction and state one use o… (4 marks, Explain)