Edexcel IGCSE Biology Biology Paper 1 January 2021 mark scheme 4BI1/1B
Practise the past exam questions by topic
Human reproductive system12 Qs
Digestion13 Qs
Energy in ecosystems25 Qs
Photosynthesis14 Qs
Blood vessels5 Qs
Heart & circulation12 Qs
Natural selection13 Qs
Sampling & fieldwork12 Qs
Transport in & out of cells17 Qs
Water pollution8 Qs
Temperature regulation7 Qs
Reflex arc9 Qs
Osmosis14 Qs
Seed germination6 Qs
Tropisms5 Qs
Increasing crop yield16 Qs
Blood16 Qs
Monohybrid inheritance23 Qs
Pathogens10 Qs
Probability & ratios in genetic crosses20 Qs
Sex determination10 Qs
Rate of diffusion7 Qs
Food production using micro-organisms22 Qs
+19 more
11 questions
- Q1 - 7 marks - The human reproductive system
- Q2 - 8 marks - Digestion, Energy in ecosystems, Photosynthesis
- Q3 - 12 marks - Blood vessels, The heart and circulation
- Q4 - 11 marks - Natural selection, Sampling and fieldwork, Transport in and out of cells, Water pollution
- Q5 - 10 marks - Temperature regulation
- Q6 - 9 marks - The reflex arc
- Q7 - 16 marks - Osmosis, Seed germination, Transport in and out of cells, Tropisms
- Q8 - 11 marks - Increasing crop yield
- Q9 - 11 marks - Blood, Monohybrid inheritance, Pathogens, Probability and ratios in genetic crosses, Sex determination
- Q10 - 9 marks - Rate of diffusion, Transport in and out of cells
- Q11 - 6 marks - Food production using micro-organisms
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