Topic Questions Mark SchemeSection 1: Cell Structure & OrganisationPlant & Animal CellsPlant & Animal Cells MSSpecialised Cells, Tissues & OrgansSpecialised Cells, Tissues & Organs MSSection 2: Diffusion & OsmosisDiffusion & OsmosisDiffusion & Osmosis MSSection 3: EnzymesEnzymesEnzymes MS Section 4: Plant NutritionPhotosynthesis & Mineral Nutrition 1Photosynthesis & Mineral Nutrition MS1 Photosynthesis & Mineral Nutrition 2 Photosynthesis & Mineral Nutrition MS2Leaf StructureLeaf Structure MS Section 5: Animal NutritionNutrition & Diet 1Nutrients & Diet MS 1 Nutrition & Diet 2Nutrients & Diet MS 2 Digestion & The Alimentary Canal Digestion & The Alimentary Canal MSSection 6: Transport in Flowering PlantsTransport in Flowering Plants Transport in Flowering Plants MS Section 7: Transport in HumansTransport in Humans 1Transport in Humans MS 1 Transport in Humans 2Transport in Humans MS 2​Section 8: RespirationAerobic RespirationAerobic Respiration MSAnaerobic RespirationAnaerobic Respiration MS Human gas exchangeHuman gas exchange MS Section 9: ExcretionExcretionExcretion MS Section 10: HomeostasisHomeostasis Homeostasis MS Section 11: Coordination & ResponseNervous System, Receptors & Reflex ActionNervous System, Receptors & Reflex Action MS The EyeThe Eye MSHormones Hormones MS Section 12: Support, Movement and LocomotionSupport, Movement and LocomotionSupport, Movement and Locomotion MS Section 13: The Use and Abuse of DrugsThe Use and Abuse of Drugs The Use and Abuse of Drugs MS Section 14: Microorganisms and BiotechnologyMicroorganisms and Biotechnology Microorganisms and Biotechnology MS Section 15: Relationships of organisms with one another and the environmentEnergy flow,Food chains & Food webs 1 Energy flow, food chains & food webs MS 1Energy flow, Food chains & Food webs 2 Energy flow, food chains & food webs MS 2Carbon & Nitrogen CyclesCarbon & Nitrogen Cycles MS Parasites Parasites MS Effects of humans on the ecosystem, pollution & conservation Effects of humans on the ecosystem, pollution & conservation MSSection 16: Development of organisms & continuity of lifeAsexual & Plant ReproductionAsexual & Plant Reproduction MSSexual & Human ReproductionSexual & Human Reproduction MS Sexually Transmitted DiseasesSexually Transmitted Diseases MSSection 17: InheritanceGenetics, Inheritance & Selection 1Genetics, Inheritance & Selection MS 1Genetics, Inheritance & Selection 2 Genetics, Inheritance & Selection MS 2 More Resources Past PapersTopic Questions Ace Your Exams Join Now