Other questions in this quiz

2. When oxygen is used in respiration it is called __________

  • Aerobic respiration
  • Anaerobic respiration

3. _____ of the chemical reactions in respiration are controlled by enzymes

  • None
  • All
  • Some

4. How does the body pay back the 'oxygen debt'?

  • By breathing faster and deeper for a while after exercise has finished
  • By breathing slower and lighter for a while after exercise has finished

5. Is all of the energy from respiration useful?

  • No, some is lost as heat
  • Yes, none is lost as heat


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