Full GCSE Biology Lesson / Revision Powerpoint on The Carbon & Water Cycles A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Cycles in Biology (the role of autotrophs, decomposers and detrivores, the cycling of nutrients) The Water Cycle (evaporation & precipitation) The importance of the water cycle The carbon cyle (photosynthesis, respiration & combustion) The future of the carbon cycle (how humans are upsetting the balance by releasing more CO2) Exam Practise

Full GCSE Biology Lesson / Revision Pyramids of Biomass & Trophic Levels A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Trophic Levels How to read Pyramids of Biomass and key features Why is there energy loss between trophic levels (not all eaten, not all absorbed, faeces, respiration etc.) Working with biomass (concept of dry biomass) Calculating efficiency of biomass transfers Drawing pyramids of biomass Decomposers Exam Practise

Full GCSE Biology Lesson / Revision Powerpoint on Food Security, Farming & Fishing A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Concept of Food Secuirty Biological factors which are threatening food security (Increasing birth rate, changing diets in developed countries, new pests and pathogens, environmental changes, cost of agricultural inputs and conflicts) Increasing the efficiency of food production (restricting movement, conserving heat, high protein diet) Problems behind intensive farming Sustainable Fisheries (introducing fishing quotas and net sizes) Exam Practise

Full GCSE Biology Lesson / Revision Powerpoint on Global Warming and Maintaining Biodiversity A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Greenhouse Gases Concept of Global Warming & Cliamte Change Human impact on greenhoue gas emissions Why climate change is a complex topic to study Biological Consequences of Global Warming (loss of habitat, changes in distribution, changes in migration, reduced biodiversity, changes in weather) Ways to maintain biodiversity in the face of change (breeding programmes, protection of rare habitats, reintroduction of hedgerows, reduction of deforestation and carbon dioxide emissions, recycling resources rather than dumping waste in landfill) Exam pracise questions

Full GCSE Biology Lesson / Revision Powerpoint on Quadrats & Transects A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Measuring abundance and distribution Quadrats (how to use them, having large sample size & random samples) Calculating mean, median, range and mode Transects (when to use them, line & belt transects) Calculating areas to workout abundance (worked examples) The impact of change (effect of change in temperature, water and atmospheric gases) Exam Practise

Full GCSE Biology Lesson / Revision Powerpoint on Land Use & Deforestation A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: How humans reduce land use (building, quarrying, farming, dumping waste) Deforestation * Reasons for it * Consequences of deforestation (reduced biodiversity, more CO2 in atmosphere, more methane, creation of monocultures etc.) Peat Bogs * Their importance * What happens when beat bogs are destroyed Exam Practise

Full GCSE Biology Lesson / Revision Powerpoint on Intro to Ecology (Communities, Competition and Biotic & Abiotic Factors) A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes Ecology Key Terms Ecosystems, Communities and Competition What is interdependence? Stable communities Abiotic and Biotic Factors Food webs Need another lesson from this topic? Check out our other downloads below: Save with the Unit 7 Lessons BUNDLE 1 - Intro to Ecology 2 - Adaptations 3 - Food Chains & Predator Prey Cycles 4 - Trophic Levels & Pyramids of Biomass 5 - Quadrats & Transects 6 - The Carbon & Water Cycles 7 - Decay 8 - Biodiveristy & Waste Management 9 - Land Use & Deforestation 10 - Global Warming & Maintaining Biodiveristy 11 - Food Security, Farming & Fishing 12 - Biotechnology Searching for lessons from other GCSE Biology topics? Find them all below: Unit 1 - Cell Biology Unit 2 - Organization Unit 3 - Infection & Response Unit 4 - Bioenergetics Unit 5 - Homeostasis & Response Unit 6 - Inheritance, Variation & Evolution Unit 7 - Ecology

Full GCSE Biology Lesson / Revision Powerpoint on Adaptations A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Types of Adaptations (Structural, behavioural & functional) Adaptations in animals (Polar bear, artic fox, camels) Adaptations in plants (Marram grass, cactus) Extremophiles (Bacteria in deep sea vents and other examples) Exam Practise Need another lesson from this topic? Check out our other downloads below: Save with the Unit 7 Lessons BUNDLE 1 - Intro to Ecology 2 - Ada 3 - Food Chains & Predator Prey Cycles 4 - Trophic Levels & Pyramids of Biomass 5 - Quadrats & Transects 6 - The Carbon & Water Cycles 7 - Decay 8 - Biodiveristy & Waste Management 9 - Land Use & Deforestation 10 - Global Warming & Maintaining Biodiveristy 11 - Food Security, Farming & Fishing 12 - Biotechnology Searching for lessons from other GCSE Biology topics? Find them all below: Unit 1 - Cell Biology Unit 2 - Organization Unit 3 - Infection & Response Unit 4 - Bioenergetics Unit 5 - Homeostasis & Response Unit 6 - Inheritance, Variation & Evolution Unit 7 - Ecology

Full GCSE Biology Lesson / Revision Powerpoint on Communicable Diseases A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Different types of pathogens How diseases are spread and prevented Viral Diseases (HIV, Measels & TMV) Bacterial Diseases (Salmonella & Gonorrhoea) Funal Diseases (Rose Black Spot) Protist Diseases (Malaria) Exam Practise Need another lesson from this topic? Check out our other downloads below: 1 - Communicable Diseases 2 - The Immune System 3 - Vaccines 4 - Antibiotics & Drugs 5 - Monoclonal Antibodies 6 - Plant Disease & Defence Searching for lessons from other GCSE Biology topics? Find them all below: Unit 1 - Cell Biology Unit 2 - Organization Unit 3 - Infection & Response Unit 4 - Bioenergetics Unit 5 - Homeostasis & Response Unit 6 - Inheritance, Variation & Evolution Unit 7 - Ecology

Full GCSE Biology Lesson / Revision Powerpoint on The Immune System A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: What is the immune system? Non-specific defences (skin, respiratory system and digestive system) Antigens and Antibodies White blood cells Lines of specific defence - phagocytosis, antibodies and antitoxins Practise Questions Need another lesson from this topic? Check out our other downloads below: 1 - Communicable Diseases 2 - The Immune System 3 - Vaccines 4 - Antibiotics & Drugs 5 - Monoclonal Antibodies 6 - Plant Disease & Defence Searching for lessons from other GCSE Biology topics? Find them all below: Unit 1 - Cell Biology Unit 2 - Organization Unit 3 - Infection & Response Unit 4 - Bioenergetics Unit 5 - Homeostasis & Response Unit 6 - Inheritance, Variation & Evolution Unit 7 - Ecology

Full GCSE Biology Lesson / Revision Powerpoint on Biodiversity and Waste Management A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: What is Biodiversity Managing Waste Land Pollution (from landfill and from toxic chemicals) Water Pollution (from sewage, fertiliser or toxic chemicals) Air Pollution (from smoke and acidic gases) The impact of pollution on biodiveristy Exam Practise

Full GCSE Biology Lesson / Revision Powerpoint on Inheritance A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Chromosomes, genes and alleles Inheritance key words Genetic crosses and punnet squares The work of Gregor Mendel & the history of Genetics

Full GCSE Biology Lesson / Revision Powerpoint on Genetic Disorders & Sex Determination A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: X & Y chromsomes and sex determination Sex determination using punnet sqaures Inherited Disorders * Polydactly * Cystic Fibrosis How to intepret family trees / pedigrees Screening for genetic disoders

Full GCSE Biology Lesson / Revision Powerpoint on Evolution, Variation & Speciation A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Variation (Genetics vs. Environment) Evolution: Lamarck & Early Ideas Evolution: Charles Darwin and Natural Selection Evolution: Accepting Darwin’s Ideas and Alfred Russel Wallace’s Contribution Speciation

Full GCSE Biology Lesson / Revision Powerpoint on The Endocrine System and Negative Feedback A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: What is the endocrine system? Location of main glands in the human body and the hormones they produce The endocrine system vs. the nervous system The Pituitary Gland & hormones it releases The role of adrenaline in increasing heart rate The role of thyroxine in metabolism and the concept of negative feedback

Full GCSE Biology Lesson / Revision Powerpoint on The Kidneys (Maintaining Water & Nitrogen Balance in the Body) A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Why is balancing water concentration important? Waste products and how the body deals with them (e.g. water, CO2, ions & urea) The breakdown of excess amino acids to Urea in the liver The structure of the kidney and how it produces urine (flitration and selective reabsorption) with annotated diagrams How ADH controls the amount of water reabsorbed by the kidneys & negative feedback loops Kidney failure Kidney Dialysis Kidney Transplant Practise Questions

Full GCSE Biology Lesson / Revision Powerpoint on The Control of Blood Glucose Levels A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: How glucose enters the body The role of Insulin in lowering blood glucose levels The role of Glucagon in raising blood glucose levels (Higher Tier) The concept of negative feedback Diabetes * Type I * Type II

Full GCSE Biology Lesson / Revision Powerpoint on The Menstrual Cycle A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Human reproduction & secondary sex characteristics The role of testosterone in sperm production Female reproduction and the menstrual cycle The role of FSH, LH, oestrogen and progesterone in the control of the menstrual cycle Exam questions with answers

Full GCSE Biology Lesson / Revision Powerpoint on Contraception & Treating Infertility A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: Hormonal contraception * Oral Contraceptives * Injection, implant or skin patch * Intrauterine devices Non-hormonal contraception * Barrier methods * Intrauterine devices * Spermicidal agents * Abstinence * Surgical methods of sterilisation Infertility Treating Infertility * Fertility Drug * In-vitro Fertilisation

Full GCSE Biology Lesson / Revision Powerpoint on Plant Hormones A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint. Includes: The role of auxin in phototropisms & gravitropisms The role of gibberlines and ethene The uses of plant hormones * Auxin - killing weeds, growing from cuttings, promoting growth in cultures * Gibberellin - controlling dormancy, promoting flowering, increasing fruitsize * Ethene - control ripening of fruit during storage and transport