Biology Tutor here to share concise and detailed resources! I have been tutoring for 4+ years and worked as a content creator for various online education sites including MyVideoTutor & Oxbridge Learning
Biology Tutor here to share concise and detailed resources! I have been tutoring for 4+ years and worked as a content creator for various online education sites including MyVideoTutor & Oxbridge Learning
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
Full GCSE Biology Lesson / Revision Powerpoint on Food Chains & Predator-Prey 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:
Food Chains: Producers
Food Chains: Consumers (Primary, secondary, tertiary, apex predators, decomposers)
Identifying consupers / producers in food chains
Predator and Prey
Predator-Prey Cycles (with example of field mice & owls)
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 & Pre
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 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 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
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 Classification
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:
Carl Linneaus and the Linnean System
Concept of Kingdom, Phylum, Class, Order, Family, Genus & Species
How classification systems have changed over time
The 3 domain system (Archaea, Bacteria and Eukaryota) & Carl Woese
The Binomial Naming System
How to read evolutionary trees (phylogenetics)
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 DNA & Protein Synthesis
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:
Key Words
Function & Structure of DNA (including nucleotide structure)
The Human Genome & the importance of understanding it
Protein Synthesis
* Concept of a gene coding for a protein
* Main stages of Protein Synthesis
Gene Expression (the role of non-coding DNA)
Tyeps of mutations
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