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Cambridge · O Level · Biology

May/June 2019 — Paper 3 · Variant 1.

14 structured questions · 36 marks

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Topics covered

  • Sexual reproduction in plants
  • Biological molecules
  • Effects of temperature and pH
  • Enzymes

Questions in this paper

  • Q1c(i)Enzymes2 marks
  • Q1dEffects of temperature and pH6 marks
  • Q1b(ii)Enzymes2 marks
  • Q1b(i)Enzymes4 marks
  • Q1c(ii)Enzymes1 marks
  • Q1b(iii)Enzymes2 marks
  • Q1aEnzymes2 marksincludes a figure
  • Q2c(ii)Biological molecules3 marks
  • Q2d(i)Biological molecules3 marks
  • Q2aSexual reproduction in plants5 marksincludes a figure
  • Q2d(ii)Biological molecules2 marks
  • Q2c(i)Biological molecules1 marks
  • Q2b(i)Sexual reproduction in plants1 marksincludes a figure
  • Q2c(iii)Biological molecules2 marks

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