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Biology A · OCR H420 · Biological Diversity · June 2024

OCR A Level Biology A Biological Diversity June 2024 examiner report (H420/02)

2h 15m 100 marks

Examiner report

  1. Q1 - 1 mark - Transfer of biomass
  2. Q2 - 1 mark - Transfer of biomass
  3. Q3 - 1 mark - Transfer of biomass
  4. Q4 - 1 mark - Microscopy
  5. Q5 - 1 mark - Variation
  6. Q6 - 1 mark - Gene mutations
  7. Q7 - 1 mark - The control of gene expression
  8. Q8 - 1 mark
  9. Q9 - 1 mark
  10. Q10 - 1 mark - Asexual reproduction in plants
  11. Q11 - 1 mark - Food production using micro-organisms
  12. Q12 - 1 mark - Culturing microorganisms
  13. Q13 - 1 mark - Culturing microorganisms
  14. Q14 - 1 mark - Cell structure
  15. Q15 - 1 mark - Cell structure
  16. Q16 - 14 marks - Genetic fingerprinting
  17. Q17 - 11 marks - Microscopy
  18. Q18 - 17 marks - Classification, Genetic engineering
  19. Q19 - 12 marks - The specific immune response
  20. Q20 - 16 marks - Dihybrid crosses, linkage and epistasis, Sampling and fieldwork
  21. Q21 - 15 marks