Biology Paper 1
Biology Paper 1
- Cell Biology
- Organisation
- Infection and Response
- Bioenergetics
1 hour 15 minutes70 marks16.7%
AQA GCSE Combined Science Biology, memorised fast.
Long notes are boring. Brain-hack the whole 8464 specification with active recall and actually remember it.
- Spec 8464
- 7 topics
- 69 subtopics
AQA GCSE Combined Science Biology 8464
Bioenergetics
Cell Biology
Topic overviewEukaryotes and prokaryotesAnimal and plant cellsCell specialisation and differentiationMicroscopyChromosomes, mitosis and the cell cycleStem cells in embryos, adults and meristemsTherapeutic cloning, its risks, and cloning plantsDiffusion and the factors affecting its rateSurface area to volume ratio and exchange surfacesOsmosisActive transport
Ecology
Topic overviewLevels of organisation in an ecosystem, and what organisms needCompetition, interdependence and stable communitiesAbiotic factorsBiotic factorsAdaptationsProducers, food chains and sampling with quadrats and transectsPredators, prey and measuring population sizeHow materials are cycledWaste management and biodiversityLand use, deforestation and global warmingMaintaining biodiversity
Homeostasis and Response
Infection and Response
Inheritance, Variation and Evolution
Topic overviewSexual and asexual reproductionMeiosisDNA and the genomeGenetic terms, dominant and recessive allelesPunnett squares, probability and genetic crossesInherited disorders and sex determinationVariationEvolutionSelective breedingWhat genetic engineering is, and what it is used forGM crops, their risks, and the steps of the processEvidence for evolution, and extinctionFossilsResistant bacteriaClassification of living organisms
Organisation
Topic overviewLevels of organisation, and how enzymes workAmylase, proteases and lipasesBile, food tests and the effect of pH on amylaseThe heart, the lungs and double circulationThe pacemaker, the blood vessels and the bloodCoronary heart disease: a non-communicable diseaseHealth issuesRisk factors and causal mechanisms in diseaseSampling, correlation and interpreting risk dataCancerPlant tissues, and transpiration and its rateRoot hair cells, xylem, phloem and stomata
What AQA GCSE Combined Science Biology covers
AQA GCSE Combined Science: Trilogy (specification 8464) is worth two GCSEs and is examined by six papers, two for each science, each 1 hour 15 minutes and 70 marks. The biology content is sat as Biology Paper 1 and Biology Paper 2, together a third of the qualification. This is the Foundation tier: grades 5-5 to 1-1 are available, and the higher-tier content is not examined.
AQA GCSE Combined Science: Trilogy 8464, version 1.2, August 2026. Read the AQA specification ↗
How it is assessed
Biology Paper 2
Biology Paper 2
- Homeostasis and Response
- Inheritance, Variation and Evolution
- Ecology
1 hour 15 minutes70 marks16.7%
The full specification
7 topics, 69 subtopics. Open any topic to see what is inside it.
01Bioenergetics6 subtopicsOpen topic
02Cell Biology11 subtopicsOpen topic
- Eukaryotes and prokaryotes
- Animal and plant cells
- Cell specialisation and differentiation
- Microscopy
- Chromosomes, mitosis and the cell cycle
- Stem cells in embryos, adults and meristems
- Therapeutic cloning, its risks, and cloning plants
- Diffusion and the factors affecting its rate
- Surface area to volume ratio and exchange surfaces
- Osmosis
- Active transport
03Ecology11 subtopicsOpen topic
- Levels of organisation in an ecosystem, and what organisms need
- Competition, interdependence and stable communities
- Abiotic factors
- Biotic factors
- Adaptations
- Producers, food chains and sampling with quadrats and transects
- Predators, prey and measuring population size
- How materials are cycled
- Waste management and biodiversity
- Land use, deforestation and global warming
- Maintaining biodiversity
04Homeostasis and Response6 subtopicsOpen topic
05Infection and Response8 subtopicsOpen topic
06Inheritance, Variation and Evolution15 subtopicsOpen topic
- Sexual and asexual reproduction
- Meiosis
- DNA and the genome
- Genetic terms, dominant and recessive alleles
- Punnett squares, probability and genetic crosses
- Inherited disorders and sex determination
- Variation
- Evolution
- Selective breeding
- What genetic engineering is, and what it is used for
- GM crops, their risks, and the steps of the process
- Evidence for evolution, and extinction
- Fossils
- Resistant bacteria
- Classification of living organisms
07Organisation12 subtopicsOpen topic
- Levels of organisation, and how enzymes work
- Amylase, proteases and lipases
- Bile, food tests and the effect of pH on amylase
- The heart, the lungs and double circulation
- The pacemaker, the blood vessels and the blood
- Coronary heart disease: a non-communicable disease
- Health issues
- Risk factors and causal mechanisms in disease
- Sampling, correlation and interpreting risk data
- Cancer
- Plant tissues, and transpiration and its rate
- Root hair cells, xylem, phloem and stomata
How you work through it
Pick the mode that fits the time you have.
Try three questions
No account needed. Answer from memory first.
Your recallNot started
Key term
Describe where respiration takes place, why an organism cannot survive without respiration, and how aerobic and anaerobic respiration differ.
Key term
State the word equation for anaerobic respiration in yeast, how yeast and muscle differ in their products, and how fermentation makes bread rise.
Key term
State the word equation for photosynthesis.
Spaced Repetition Schedule
How reviews are timed
Levo will automatically distribute all of your progress into a spaced repetition calendar. Once you’ve answered, it’s scheduled for you on the next day in the spaced repetition schedule. Over time, the gaps between your recall get bigger, from a day to three years, reinforcing memorisation over a long period of time.
Interval sequence
- 1 day
- 3 days
- 7 days
- 14 days
- 30 days
- 60 days
- 4 months
- 8 months
- 1 year
- 2 years
- 3 years
What is inside Levo
Six ways to work the same material
Combined Science Biology revision questions
Common questions about revising AQA GCSE Combined Science Biology. Tap any to open it.
How do you memorise AQA GCSE Combined Science Biology?
By testing yourself, not rereading. Active recall, pulling each answer from memory then checking it, builds far stronger memory than highlighting notes. Levo runs the method for you across all 7 Combined Science Biology topics and brings each one back on a spaced schedule so it stays memorised.
What is the fastest way to revise Combined Science Biology for AQA?
Skip the long notes and go straight to retrieval. Levo turns the 8464 specification into short questions you drill with rapid recall, cram whole papers in one sitting, and a readiness score tells you exactly what is left to learn.
What topics are on AQA GCSE Combined Science Biology (8464)?
There are 7 topics, split across 69 subtopics, from Bioenergetics, Cell Biology, Ecology and more. Every topic is listed above, and each one opens to the subtopics inside it.
What do you get inside Levo for Combined Science Biology?
Six ways to work the same material. The 3-step method for learning a set, Cram for sorting a whole paper into what you know and what you do not, Blank Blitz for making key facts automatic, Build It for assembling full-mark answers, Test It for catching misconceptions, and Brain Breaks between sessions. A readiness score tracks how much of the subject you have memorised.
Is active recall better than rereading your notes for Combined Science Biology?
Consistently, yes. Rereading feels productive but fades quickly. Retrieving an answer from memory, the way Levo tests you, is what actually forms durable memory, and it shows you honestly what you do and do not know.
Does Levo cover the whole AQA Combined Science Biology specification?
Every topic on the 8464 specification is covered, written from the published subject content. The full list is above, and each topic opens to its subtopics so you can see exactly what is there before you subscribe.
How can you encourage your teenager to revise?
Make it short, structured and low-pressure. Levo gives a clear daily plan, quick sessions rather than marathon ones, streaks that reward showing up, and an honest readiness score, so revision feels like progress instead of a chore. Parents can add an account and follow along.
Can you revise Combined Science Biology the night before an exam?
Yes. Cram mode is built for exactly that: fly through a whole paper, sort every topic into red, amber and green, then drill just the reds and ambers you do not know yet. It is the honest version of a last-minute session.
Every question in Combined Science Biology, on a schedule.
Attempt a question from memory, write the correct version, then attempt it again. Levo records the jump between your first attempt and your last, and brings each question back on the day you are due to forget it.
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