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Cambridge · O Level · Biology

October/November 2024 — Paper 3 · Variant 1.

15 structured questions · 40 marks

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The mark scheme comes with the Biology course.

Topics covered

  • Anaerobic respiration
  • Aerobic respiration
  • Sexual reproduction in plants

Questions in this paper

  • Q1b(ii)Anaerobic respiration2 marks
  • Q1a(iv)Anaerobic respiration1 marks
  • Q1a(i)Anaerobic respiration1 marks
  • Q1a(ii)Anaerobic respiration1 marks
  • Q1b(i)Anaerobic respiration4 marksincludes a figure
  • Q1a(iii)Anaerobic respiration5 marks
  • Q1a(vi)Anaerobic respiration2 marks
  • Q1a(v)Anaerobic respiration1 marks
  • Q2a(i)Aerobic respiration4 marksincludes a figure
  • Q2bAerobic respiration6 marks
  • Q2a(ii)Aerobic respiration2 marks
  • Q2a(iii)Aerobic respiration2 marks
  • Q3a(i)Sexual reproduction in plants4 marksincludes a figure
  • Q3a(ii)Sexual reproduction in plants3 marksincludes a figure
  • Q3bSexual reproduction in plants2 marks

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