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Biology · Edexcel 4BI0 · Biology Paper 1 · June 2013

Edexcel IGCSE Biology Biology Paper 1 June 2013 examiner report (4BI0/1B)

2h 120 marks

Examiner report

  1. Q1 - 8 marks - Blood, Pyramids of number, biomass and energy, Trophic levels
  2. Q2 - 8 marks - Blood, Blood vessels, Gas exchange
  3. Q3 - 4 marks - The eye
  4. Q4 - 9 marks - Monohybrid inheritance, Probability and ratios in genetic crosses, Pyramids of number, biomass and energy
  5. Q5 - 8 marks - Fish farming
  6. Q6 - 15 marks - Diffusion, Transport in and out of cells
  7. Q7 - 10 marks - The greenhouse effect and climate change
  8. Q8 - 7 marks - Classification, Photosynthesis
  9. Q9 - 5 marks - Natural selection
  10. Q10 - 12 marks
  11. Q11 - 9 marks - Respiration
  12. Q12 - 9 marks - The specific immune response
  13. Q13 - 10 marks - Genetic engineering, Hormones and the endocrine system, Selective breeding
  14. Q14 - 6 marks