A respirometer shows 24 mm³ O₂ used and 18 mm³ CO₂ released. The RQ is

  1. 1.0
  2. 0.75
  3. 1.33
  4. 0.67
Answer

B) 0.75

18 ÷ 24 = 0.75. AS & A Level Biology · Topic 12 Energy and Respiration · 12.1 Energy

Biology MCQ · More A Level Biology: Energy and respiration MCQs · Practise