Cambridge International IGCSE Biology (0610) · CAIE 0610
12 Respiration
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Respiration
- A baker adds yeast to dough in a warm, enclosed container. Over time, the dough rises and … (4 marks, Explain)
- Yeast can respire anaerobically. Describe the process of anaerobic respiration in yeast, i… (4 marks, Describe)
- During a sprint race, a runner's muscles respire anaerobically. Explain what happens to th… (4 marks, Explain)
- Aerobic respiration releases energy that is used in many processes inside living organisms… (4 marks, State)
- Aerobic respiration takes place in cells to release energy from glucose. Describe aerobic … (4 marks, Describe)
- Explain why the products of fermentation by yeast can eventually stop the fermentation pro… (4 marks, Explain)
- After a period of vigorous exercise, a person continues to breathe rapidly even though the… (4 marks, Explain)
- During a sprint race, a runner's muscles switch from aerobic to anaerobic respiration. Des… (4 marks, Describe)
- Yeast can respire anaerobically. Explain why yeast respiration slows down and eventually s… (4 marks, Explain)
- Explain why muscle cells have large numbers of mitochondria and describe what happens in m… (4 marks, Explain and Describe)
- A muscle cell requires large amounts of energy during exercise. Explain why muscle cells c… (4 marks, Explain)
- A student goes for a long run. Towards the end of the run, the student's leg muscles begin… (4 marks, Explain)
- Aerobic respiration is affected by temperature because it is catalysed by enzymes. Explain… (4 marks, Explain)
- Explain why a person's breathing rate and heart rate remain elevated for several minutes a… (4 marks, Explain)
- A student runs a long-distance race and towards the end feels a painful sensation in their… (4 marks, Explain)