A lesson / revision powerpoint covering all information needed for Required Practical 2 for GCSE Biology Required Practical 2 - Investigate the effect of antiseptics or antibiotics on bacterial growth using agar plates and measuring zones of inhibition This powerpoint covers AT 1 (use appropriate apparatus to record length and area), AT 3 (use appropriate apparatus and techniques to observe and measure the process of bacterial growth), AT 4 (safe and ethical use of bacteria to measure physiological function and response to antibiotics and antiseptics in the environment), AT 8 (the use of appropriate techniques and qualitative reagents in problem-solving contexts to find the best antibiotic to use or the best concentration of antiseptic to use) and includes all practical and mathmatical skills required at GCSE As always there is a walkthough of past paper practise questions at the end to test your knowledge

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 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

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 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

A 2 page worksheet designed for AQA GCSE Biology 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 complete no-prep powerpoint teaching about kinetic energy with walk-through calculations and a 2 page worksheet with answers included. The powerpoint contains: What is kinetic energy? The Ek = ½ m V2 equation How to calculate kinetic energy with worked examples How to rearrange the equation to calculate mass and velocity with worked examples Summary slide The worksheet is 2 pages containing a gap fill exercise on kinetic energy stores, a recall question on the equation and many practise questions for using the equation and rearranging it too. Check out our other resources for Physics, Biology, Chemistry and Geography here.

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 Cloning 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 Cloning? Types of cloning * Cuttings * Tissue Cultures * Embryo Cloning * Adult Cell Cloning Risks and benefits of cloning

Full GCSE Biology Lesson / Revision Powerpoint on Fossils 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: Fossil Formation (the 3 ways fossils can form) Using fossils to explain evolution (identifying how organisms have and haven’t changed over time e.g. horses vs. sharks) Why the fossil record is incomplete Extinction Factors causing extinction * New Diseases * New Predators * New Competitors * Physical Factors (Ice Age, Drought, Flooding) * Catastrophic Events Exam Questions

Full GCSE Biology Lesson / Revision Powerpoint on Antibiotic Resistance 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 are antibiotics? Why antibiotics don’t work against viruses How antibitoic resistance arises MRSA How to reduce the rate of development of antibiotic resistant strains Exam Practise with model answers

Full GCSE Biology Lesson / Revision Powerpoint on Homeostasis & Body Temperature 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: An introduction to homeostasis Hormonal vs. Neuronal control Concept of stimulus --> receptors --> coordinators --> effectors --> response Effectors (Glands & Muscles) Controlling body temperature * The role of the brain * Vasoconstriction & Vasodilation * Sweating * Hairs on skin * Shivering

A detailed summary sheet of all knowledge required by the specification for AQA A-Level Biology. The sheet breaks down the areas of proteins from the Biological Molecules topic that students need to understand about: Characteristics Structure of an Amino Acid Formation of a peptide bond Primary, Secondary, Tertiary and Quaternary structure of proteins Fibrous vs. globular proteins Insulin, haemoglobin and antibodies as examples A detailed look at collagen, its structure and properties The Biurets Tests Proteins and maths

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

A huge list of over 125 quick questions to test knowledge of the Cell Biology topic This includes the topics of: Cell Structure (prokaryotes, eukaryotes, organelles etc.) Cell Specialisation (specialzied cells, muscle cells, sperm cells, nerve cells, root hair cells, xylem & phloem) Microscopy (parts of a microscope, magnification vs. resolution, light microscopes, SEM vs. TEM, magnification calculations, convering units) Culturing Microorganisms (bacterial cell divison, agar plants, aseptic techniques, calculating mean division time of bacteria) Mitosis & Cell Cycle (genes, alleles, chromatids, haploid vs. diploid, cell cycle, mitosis, interphase, mitotic index, cancer) **Stem Cells **(embryonic vs. adult stem cells, meristem cells, therapeutic cloning, uses of stem cells) Diffusion (definitions, concentration gradients, ways molecules cross membranes, examples of adaptations for diffusion in small intestine, alveloi, gills of fish, leaves and root hair cells of plants) Osmosis (definitions, dilute vs. concentrated solutions, solute vs. solvent sports drinks) Active Transport (using energy, against concentration gradients, examples in plants and animals) Need lessons for Cell Biology? See lessons available for download below: 1 - Cell Structure 2 - Cell Specialisation & Differentiation 3 - Microscopy 4 - Culturing Mircoorganisms 5 - Chromosomes, Mitosis & Cell Cycle 6 - Stem Cells 7 - Transport in cells #1 - Diffusion 8 - Transport in cells #2 - Osmosis & Active Transport Looking for lessons from other topics? Visit each topic using the links 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 Click here to visit our shop for more resources!

Revision tabel for each of the setworks (excluding Rag Desh)

Revision for the AQA AS specification on the 1st topic Rivers