Edexcel IGCSE Biology Biology Paper 2 January 2021 mark scheme 4BI1/2BR
Practise the past exam questions by topic
Blood16 Qs
Monohybrid inheritance23 Qs
Probability & ratios in genetic crosses20 Qs
Protein synthesis13 Qs
Specific immune response14 Qs
Transpiration12 Qs
Menstrual cycle9 Qs
Mineral ions in plants9 Qs
Nitrogen cycle8 Qs
Cloning mammals7 Qs
Energy in ecosystems25 Qs
Pyramids of number, biomass & energy14 Qs
Osmoregulation13 Qs
Kidney & the urinary system15 Qs
+10 more
7 questions
- Q1 - 16 marks - Blood, Monohybrid inheritance, Probability and ratios in genetic crosses, Protein synthesis, The specific immune response
- Q2 - 11 marks - Transpiration
- Q3 - 7 marks - The menstrual cycle
- Q4 - 11 marks - Mineral ions in plants, The nitrogen cycle
- Q5 - 10 marks - Cloning mammals
- Q6 - 7 marks - Energy in ecosystems, Pyramids of number, biomass and energy
- Q7 - 8 marks - Osmoregulation, The kidney and the urinary system
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