Aerobic and Anaerobic respiration

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1. Why does anaerobic respiration happen?

  • Muscles can't be supplied with Oxygen quickly enough
  • Water is being lost too quickly from sweat and breathing
  • So muscles can produce more than using Aerobic respiration
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2. What does oxygen oxidise lactic acid into?

  • Water and hydrogen
  • Water and Carbon dioxide
  • Water
  • Carbon dioxide

3. What is produced during anaerobic respiration?

  • lactic acid (+energy)
  • amino acids and CO2 (+energy)
  • CO2 and water (+energy)
  • lactic acid and water (+energy)

4. What is used in Aerobic respiration that is NOT used in anaerobic?

  • Oxygen
  • Carbon Dioxide
  • Glucose
  • Water

5. What is the only reactant during anaerobic respiration?

  • Protein
  • glucose
  • Carbon dioxide
  • water


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