IGCSE Biology — 6-Week Revision Plan

Weekly Revision Sessions

• Week 1: Cells, Organisation & Biological Molecules Topics 1 & 2a–c · Spec refs 1.1–1.4, 2.1–2.13
• Week 2: Movement of Substances, Nutrition & Respiration Topics 2d–f · Diffusion, osmosis, active transport, photosynthesis, human nutrition, respiration
• Week 3: Gas Exchange, Transport & Excretion Topics 2g–i · Breathing, blood & circulation, kidneys & homeostasis
• Week 4: Coordination, Reproduction & Inheritance Topics 2j & 3 · Nervous system, hormones, reproduction, genetics
• Week 5: Ecology & the Environment Topic 4 · Ecosystems, food webs, nutrient cycles, human impact
• Week 6: Use of Biological Resources & Final Review Topic 5 · Food production, selective breeding, genetic modification, cloning