CIE IGCSE Biology Topic Question Past paper and exam-style questions organised by topic, with student-friendly answers written by teachers and examiners. 1. Characteristics & Classification of Living Organisms 1.1 Characteristics, Classification & Features of Organisms QPÂ Worksheet 1 QP 1.1 Characteristics, Classification & Features of Organisms MSWorksheet 1 MS 2. Organisation of the Organism 2.1 Cell Structure & Size of Specimens QPWorksheet 1 QP 2.1 Cell Structure & Size of Specimens MSWorksheet 1 MS 3. Movement into & out of Cells 3.1 Diffusion, Osmosis & Active Transport QPWorksheet 1 QP 3.1 Diffusion, Osmosis & Active Transport MSWorksheet 1 MS 4. Biological Molecules 4.1 Biological Molecules QPWorksheet 1 QP 4.1 Biological Molecules MSWorksheet 1 MS 5. Enzymes 5.1 Enzymes QPWorksheet 1 Qp 5.1 Enzymes MSWorksheet 1 MS 6. Plant Nutrition 6.1 Photosynthesis & Leaf Structure QP 6.1 Photosynthesis & Leaf Structure MS 7. Human Nutrition 7.1 Human Diet & Digestion QP 7.1 Human Diet & Digestion MS 8. Transport in Plants 8.1 Transport in Plants QP 8.1 Transport in Plants MS 9. Transport in Animals 9.1 Circulatory Systems, Heart & Blood Vessels QP 9.1 Circulatory Systems, Heart & Blood Vessels MS 10. Diseases & Immunity 10.1 Diseases & Immunity QP 10.1 Diseases & Immunity MS 11. Gas Exchange in Humans 11.1 Gas Exchange in Humans QP 11.1 Gas Exchange in Humans MS 12. Respiration 12.Respiration QP 12.Respiration MS 13. Excretion in Humans 13.1 Excretion in Humans QP 13.1 Excretion in Humans MS 14. Coordination & Response 14.1 Coordination, Response & Homeostasis QP 14.1 Coordination, Response & Homeostasis MS 15. Drugs 15.1 Drugs in Medicine QP 15.1 Drugs in Medicine MS 16. Reproduction 16.1 Reproduction in Plants QP16.2 Reproduction in Animals QP 16.1 Reproduction in Plants MS16.2 Reproduction in Animals MS 17. Inheritance 17.1 Inheritance, Genes & Cell Division QP 17.1 Inheritance, Genes & Cell Division MS 18. Variation & Selection 18.1 Variation & Natural Selection QP 18.1 Variation & Natural Selection MS 19. Organisms & Their Environment 19.1 Energy & Feeding Relationships QP 19.1 Energy & Feeding Relationships MS 20. Human Influences on Ecosystems 20.1 Human Impact: Biodiversity, Pollution & Conservation QP 20.1 Human Impact: Biodiversity, Pollution & Conservation MS 21. Biotechnology & Genetic Modification 21.1 Biotechnology & Genetic Modification QP 21.1 Biotechnology & Genetic Modification MS
