All papers

Biology · Edexcel 4BI1 · Biology Paper 1 · regional · June 2023

Edexcel IGCSE Biology Biology Paper 1 June 2023 examiner report (4BI1/1BR)

2h 110 marks

Examiner report

  1. Q1 - 8 marks - Cell structure, Food production using micro-organisms, Osmosis, Transport in and out of cells
  2. Q2 - 10 marks - Diet and nutrition, Digestion
  3. Q3 - 11 marks - Ecosystems, Energy in ecosystems, Sampling and fieldwork
  4. Q4 - 14 marks - Anaerobic respiration, Classification, Food production using micro-organisms
  5. Q5 - 14 marks - Blood, The heart and circulation
  6. Q6 - 11 marks - Photosynthesis
  7. Q7 - 10 marks - Sexual and asexual reproduction, The human reproductive system, The menstrual cycle
  8. Q8 - 8 marks - The carbon cycle, The greenhouse effect and climate change
  9. Q9 - 14 marks - Genetic engineering, Monohybrid inheritance, Natural selection, Probability and ratios in genetic crosses
  10. Q10 - 10 marks - The eye