The Nature & Variety of Living Organisms
2 hours13 questionsStructure & Function in Living Organisms
18 hours115 questionsLevels of Organisation
Levels of Organisation
Cell Structure
Cell Structures, Animal & Plant Cells: Similarities & Differences
Biological Molecules
Structure of Biological Molecules, Practical: Food Tests, Role of Enzymes, Temperature & Enzyme Function, Practical: Investigating Temperature & Enzyme Activity, pH & Enzyme Function
Movement of Substances Into & Out of Cells
Diffusion, Osmosis & Active Transport, Factors Affecting the Rate of Movement of Substances, Practical: Investigating Diffusion & Osmosis
Nutrition
The Process of Photosynthesis, Factors Affecting the Rate of Photosynthesis, Leaf: Structure & Adaptations, Plants & Mineral Ions, Practical: Investigating Photosynthesis, Balanced Diet, Human Alimentary Canal: Structure & Function, Peristalsis, Role of Digestive Enzymes, Bile, Small Intestine: Structure & Adaptations
Respiration
Process of Respiration, Aerobic & Anaerobic Respiration, Practical: Investigating Respiration
Gas Exchange
Structure of the Breathing System, Role of the Intercostal Muscles & Diaphragm, Alveoli: Adaptations for Gas Exchange, Smoking & the Gas Exchange System, Practical: The Effect of Exercise on Breathing
Transport Systems
The Need for a Transport System, Role of the Xylem & Phloem, The Blood, White Blood Cells & Immunity, Structure & Function of the Heart, Heart Rate & Exercise, Risk Factors for Coronary Heart Disease, Blood Vessels: Structure & Function, Circulatory System: General Structure
Excretion
Excretion in Plants, Excretion in Humans
Co-ordination & Response
Response to Changes in the Environment, Homeostasis, Co-ordinating Response, Response to Stimuli: Plants, Nervous & Hormonal Control, Human Nervous System, Role of Neurotransmitters at Synapses, Simple Reflex Arc, The Human Eye: Structure, The Human Eye: Function, The Role of Skin in Temperature Regulation, The Role of Hormones: Basic
Reproduction & Inheritance
4 hours25 questionsReproduction
Sexual & Asexual Reproduction: Differences, Gametes & Fertilisation, Adaptations for Pollination, The Process of Fertilisation in Plants, Practical: Conditions for Germination, Germinating Seeds, Asexual Plant Reproduction, Human Reproductive Systems, Roles of Oestrogen & Progesterone in the Menstrual Cycle, Role of the Placenta, Amniotic Fluid, Development of Secondary Sexual Characteristics
Inheritance
The Genome & Genes, Alleles, Key Terms in Genetics, Polygenic Inheritance, Monohybrid Inheritance: Genetic Diagrams, Family Pedigrees, Sex Chromosomes, Mitosis, Meiosis, Random Fertilisation & Genetic Variation, Diploid vs Haploid, Variation with a Species, Mutation, Darwin's Theory of Evolution by Natural Selection, Antibiotic Resistance
Ecology & the Environment
5 hours33 questionsThe Organism in the Environment
Population, Community, Habitat & Ecosystem, Practical: Investigating Population Size, Abiotic & Biotic Factors
Feeding Relationships
Trophic Levels, Food chains, Food webs & Pyramids, Transfers Along a Food Chain
Cycles within Ecosystems
Carbon Cycle
Human Influences on the Environment
Biological Consequences of Air Pollution, Greenhouse Gases, Enhanced Greenhouse Effect, Biological Consequences of Water Pollution
Use of Biological Resources
5 hours33 questionsFood Production
Crop Plants: Glasshouses & Polythene Tunnels, Crop Plants: Increasing Carbon Dioxide & Temperature, Crop Plants: Fertiliser, Crop Plants: Pest Control, Yeast in Food Production, Practical: Investigating Anaerobic Respiration in Yeast, Role of Bacteria in Yoghurt Production, Industrial Fermenters
Selective Breeding
Selective Breeding in Plants, Selective Breeding in Animals
Genetic Modification (Genetic Engineering)
The Process of Genetic Modification, Manufacturing Human Insulin, GM Plants & Food Production, Transgenic