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Cambridge · O Level · Biology

May/June 2020 — Paper 2 · Variant 2.

30 structured questions · 90 marks

Download question paper (PDF)Mark scheme — for enrolled students

The mark scheme comes with the Biology course.

Topics covered

  • Human digestive system
  • Conservation
  • Blood vessels
  • Nutrient cycles
  • Inheritance
  • Mineral nutrition
  • Biotechnology
  • Effects of humans on ecosystems
  • Human gas exchange
  • Circulatory system
  • Sexual reproduction in plants
  • Sexual reproduction in humans
  • Photosynthesis
  • Disease
  • Cell structure and function
  • Diet

Questions in this paper

  • Q1Human digestive system5 marksincludes a figure
  • Q2a(ii)Effects of humans on ecosystems1 marks
  • Q2b(ii)Conservation3 marks
  • Q2a(i)Effects of humans on ecosystems4 marksincludes a figure
  • Q2a(iii)Effects of humans on ecosystems3 marks
  • Q2b(i)Conservation1 marks
  • Q3aBiotechnology2 marks
  • Q3bBiotechnology3 marks
  • Q3dBiotechnology4 marks
  • Q3c(ii)Disease1 marks
  • Q3c(i)Cell structure and function1 marks
  • Q3eDiet2 marks
  • Q4cBlood vessels3 marks
  • Q4dCirculatory system2 marksincludes a figure
  • Q4a(i)Blood vessels1 marks
  • Q4bBlood vessels3 marks
  • Q4a(ii)Blood vessels1 marks
  • Q5b(ii)Human gas exchange4 marks
  • Q5b(iii)Human gas exchange2 marks
  • Q5b(i)Human gas exchange1 marksincludes a figure
  • Q5a(ii)Human gas exchange2 marks
  • Q5a(i)Human gas exchange1 marksincludes a figure
  • Q6aInheritance5 marksincludes a figure
  • Q6bSexual reproduction in humans5 marks
  • Q7bSexual reproduction in plants3 marks
  • Q7aSexual reproduction in plants7 marksincludes a figure
  • Q8aPhotosynthesis7 marks
  • Q8bMineral nutrition3 marks
  • Q9aNutrient cycles7 marks
  • Q9bHuman digestive system3 marks

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