A lesson / revision PowerPoint covering all information needed and containing informative slides and practise questions Required Practical 9 - To measure the population size of a common species in a habitat and use sampling techniques to investigate the effect of a factor on the distribution of this species This powerpoint covers AT 1 (use appropriate apparatus to record length and area), AT 3 (use transect lines and quadrats to measure distribution of a species), AT 4 (safe and ethical use of organisms and response to a factor in the environment), AT 6 (application of appropriate sampling techniques to investigate the distribution and abundance of organisms in an ecosystem via direct use in the field), AT 8 (use of appropriate techniques in more complex contexts including continuous sampling in an investigation) and includes all practical and mathmatical skills required. The powerpoint covers: Background on Ecology and ecosystems and using quadrats & transects Aim Required apparatus A suitable method to investigate population size and investigate the effect of a factor on the distribution of a species Appropraite sampling techniques e.g. random & systematic and when to use them How to calculate percentage cover How to calculate mean, median, mode and range How to calculate area of irregular shapes to estimate population size How to work with quadrats of different sizes in exam questions How to calculate percentage change Past paper exam questions Summary

A carefully laid out and concise lesson / revision resource on Natural Hazard Case Studies (Italy & Nepal) from the Tectonic Hazards topic for AQA Download includes a Powerpoint, Activity Sheet & Worksheet Powerpoint includes: Primary & Secondary effects of natrual hazards Primary & Secondary responses of natrual hazards Case study information Gorkha, Nepal Earthquake 2015 (LIC) L’Aquila, italy Earthquake 2009 (HIC) Why effects and responses are different between LICs and HICs Activity explanation, practise questions and exam questions Summary slide The activity sheet is a case study revision sheet / recall activity, designed to help students recall key facts individually or in small group. Full instructions on how to use included. Estimated to take 15-20 minutes The 2 page worksheet covers key concepts from the lesson displayed in an engaing format. Estimated to take 10-15 minutes. This is the third lesson in the Tectonic Hazards topic. The other lessons can be found below: 1. Natural Hazards & Plate Tectonics 2. Plate Boundaries

A 2 page worksheet designed for AQA GCSE Biology on CHD & Health Issues Worksheet is designed to accompany my lesson / revision powerpoint on this topic avaialbe for purchase here Worksheet is designed to take 10-15 minutes and be suitable for all abilities. Includes: True & False statements on CHD Questions on Heart Transplants Drawings of arteries normal, affected by CHD and with stents Disease interactions Statins Interpreting graphs Calculating frequencies

A lesson / revision PowerPoint covering all information needed and containing informative slides and practise questions Required Practical 8 - Investigate the effect of light or gravity on the growth of newly germinated seedlings This powerpoint covers AT 1 (use appropriate apparatus to record length and time), AT 3 (selecting appropriate apparatus and techniques to measure the growth of shoots or roots), AT 4 (safe and ethical use of plants to measure physiological function of growth in response to light or gravity), AT 7 (observations of biological specimens to produce labelled scientific drawings) and includes all practical and mathmatical skills required. The powerpoint covers: Background on phototropisms and geotropisms Aim Required apparatus A suitable method A suitable results table to record data A look at the variables in this experiment How to draw biological drawings Past paper exam questions Summary

A carefully laid out and concise lesson / revision resource on Plate Boundaries from the Tectonic Hazards topic for AQA Download includes a Powerpoint, Activity Sheet & Worksheet Powerpoint includes: The 3 types of plate margins Constructive plate margins * Main processes that occur, earthquakes, volcanoes, formation of ocean ridges and rift valleys, real life example Destructive plate margins * Main processes that occur, earthquakes, volcanoes, formation of ocean trenches and fold mountains, real life example Conservative plate margins * Main processes that occur, earthquakes, real life example Summary table of the 3 plate margins Difference between shield and compositive volcanoes Earthquakes, how they occur, how they are measured, the Richter & Mercalli scales, seismometers Activity explanation, practise questions and exam questions Summary slide The activity sheet is a 2 truths 1 lie activity, designed to help students to understand key concepts in small groups. Full instructions on how to use included. Estimated to take 10 minutes The worksheet covers key concepts from the lesson displayed in an engaing format. Estimated to take 10-15 minutes. This is the second lesson in the Tectonic Hazards topic. The other lessons can be found below: 1. Natural Hazards & Plate Tectonics

A lesson / revision PowerPoint covering all information needed and containing informative slides and practise questions Required Practical 7 - Plan and carry out an investigation into the effect of a factor on human reaction time This powerpoint covers AT 1 (use appropriate apparatus to record time), AT 3 (selecting appropriate apparatus and techniques to measure the process of reaction time), AT 4 (safe and ethical use of humans to measure physiological function of reaction time and responses to a chosen factor) and includes all practical and mathmatical skills required. The powerpoint covers: Background on responding to stimuli (receptors, coordination centres, effectors, response etc.) and which parts of the body are invovled Required apparatus A suitable method Biology behind what is happening A look at the variables in this experiment A suitable results table to record data Safety concerns & improvements Past paper exam questions Summary

A carefully laid out and concise lesson / revision resource on Natural Hazards & Tectonic Plates from the Tectonic Hazards topic for AQA Download includes a Powerpoint, Activity Sheet & Worksheet Powerpoint includes: Concept of hazards and the main groups of hazards Difference between a hazard and a natural event Hazard Risk and factors affecting it Structure of the Earth Oceanic vs. Continental Plates Tectonic plates & plate margins Convection currents, slab pull and ridge push Global distribution of Earthquakes & Volcanoes Activity explanation, practise questions and exam questions Summary slide The activity sheet is a Five-A-Side activity, designed to help students recall key terms in groups of 3. Full instructions on how to use included. Estimated to take 10 minutes The worksheet covers key concepts from the lesson displayed in an engaing format. Estimated to take 10-15 minutes. This is the first lesson in the Tectonic Hazards topic. The other lessons can be found below: 2. Plate Boundaries

A 2 page worksheet designed for AQA GCSE Biology on The Heart & Blood Vessels Worksheet is designed to accompany my lesson / revision powerpoint on this topic avaialbe for purchase here Worksheet is designed to take 10-15 minutes and be suitable for all abilities

A 2 page worksheet designed for AQA GCSE Biology on Digestion Worksheet is designed to accompany my lesson / revision powerpoint on this topic avaialbe for purchase here Worksheet is designed to take 10-15 minutes and be suitable for all abilities

A lesson / revision PowerPoint covering all information needed and containing informative slides and practise questions Required Practical 6 -Investigate the effect of light intensity on the rate of photosynthesis using an aquatic organism such as pondweed This powerpoint covers AT 1 (use appropriate apparatus to record the rate of production of oxygen gas produced; and to measure and control the temperature of water in a large beaker that acts as a ‘heat shield’), AT 2 (use a thermometer to measure and control temperature of water bath), AT 3 (use appropriate apparatus and techniques to observe and measure the process of oxygen gas production), AT 4 (safe and ethical use and disposal of living pondweed to measure physiological functions and responses to light), AT 5 (measuring rate of reaction by oxygen gas production) and includes all practical and mathmatical skills required. The powerpoint covers: Background on how the rate of photosynthesis is affected by light intensity & wavelength, temperature, CO2 concentration and the amount of chlorophyll Aim of the practical Required apparatus A suitable method A look at results A suitable results table to record data Details of the Inverse Square Law Practise calculations of Light Intensity Safety concerns & improvements Past paper exam questions on Summary

A lesson / revision PowerPoint covering all information needed, containing informative slides and practise questions Required Practical 5 - Investigate the effect of pH on the rate of reaction of amylase enzyme This powerpoint covers AT 1 (use appropriate apparatus to record mass and time), AT 2 (safe use of a water bath or electric heater), AT 5 (measure the rate of osmosis by water uptake), AT 8 (use of qualitative iodine reagent to identify starch by continuous sampling) and includes all practical and mathmatical skills required at GCSE The powerpoint covers: Background on Amylase & Enzymes Aim of the practical Required apparatus A suitable method Explanation of the Biology behind the experiment A suitable results table to record data How to draw graphs and analyse the data collected Consideration of variables How to calculate rate of reaction Safety concerns & possible improvements Past paper exam questions on Required Practical #5

A lesson / revision PowerPoint covering all information needed for Required Practical 4 containing informative slides and practise questions Required Practical 4 -Use qualitative reagents to test for a range of carbohydrates, lipids and proteins to include: Benedict’s test for sugars; iodine test for starch; emulsion test for lipids; and Biuret reagent for protein. This powerpoint covers AT 2 (safe use of a Bunsen burner and a boiling water bath), AT 8 (use of qualitative reagents to identify biological molecules) and includes all practical and mathmatical skills required. The powerpoint covers: Background on Digestion and food tests Aim of the practical Required apparatus A suitable method for each test Explanation of the Biology behind the experiment A suitable results table to record data Safety concerns Past paper exam questions Concise summary table of each food test

A 1 page worksheet designed for AQA GCSE Biology on Enzymes & Metabolism topic Worksheet is designed to accompany my lesson / revision powerpoint on this topic avaialbe for purchase here Worksheet is designed to take 10-15 minutes and be suitable for all abilities

Full GCSE Biology Lesson / Revision Powerpoint on Biotechnology 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 Biotechnology? GM Crops (Golden Rice) Producing Mycoprotein (Fusarium) Producing insulin to treat diabetes 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 - 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 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 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 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 Decay 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 concept of decay (role of detrivores) Factors affecting decomposition (temperature, water availability, oxygen, presence of decomposers/detrivores) Using decay to make compost (use as a fertilizer) Best conditions for decay How to design a compost bin Making Biogas (production of methane) Exam Practise