Edexcel IGCSE Biology Biology Paper 1 November 2020 mark scheme 4BI1/1B
Practise the past exam questions by topic
Classification17 Qs
Genetic variants & mutation10 Qs
Natural selection13 Qs
Pollination & fertilisation in plants12 Qs
Sexual & asexual reproduction7 Qs
Cell structure14 Qs
Abiotic & biotic factors10 Qs
Energy in ecosystems25 Qs
Pyramids of number, biomass & energy14 Qs
Greenhouse effect & climate change13 Qs
Genetic engineering13 Qs
Increasing crop yield16 Qs
Respiration10 Qs
Diet & nutrition21 Qs
Factors affecting enzyme activity12 Qs
Food production using micro-organisms22 Qs
Food tests12 Qs
Specific immune response14 Qs
Monohybrid inheritance23 Qs
Variation11 Qs
Reflex arc9 Qs
+17 more
11 questions
- Q1 - 8 marks - Classification, Genetic variants and mutation, Natural selection
- Q2 - 8 marks - Pollination and fertilisation in plants, Sexual and asexual reproduction
- Q3 - 7 marks - Cell structure
- Q4 - 13 marks - Abiotic and biotic factors, Energy in ecosystems, Pyramids of number, biomass and energy, The greenhouse effect and climate change
- Q5 - 9 marks - Genetic engineering, Increasing crop yield
- Q6 - 13 marks - Respiration
- Q7 - 10 marks - Diet and nutrition, Factors affecting enzyme activity, Food production using micro-organisms, Food tests, The specific immune response
- Q8 - 13 marks - Genetic variants and mutation, Monohybrid inheritance, Variation
- Q9 - 13 marks - Increasing crop yield
- Q10 - 10 marks - The reflex arc
- Q11 - 6 marks
June 2020 MS
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November 2020 MS
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