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How to revise for your biology exams

Part of Learn & revise

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Revise biology with BBC Bitesize!

Get the support you need for your biology exam revision in 2024, whether you’re studying GCSE biology, Scottish National 5 biology or Higher biology.

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How can I practise for my biology tests?

Sharpen your skills with these exam-style biology questions based on GCSE past papers.

Then try our quick-fire biology quizzes with over 1000 free science questions.

NEW biology quizzes for exam practise

We also have lots of new quizzes covering a wide range of biology topics. Choose the area you want to practise and click or tap on a quiz to begin.

TopicQuiz title
Cell biologyCell structure; Types of cell; Cell division; Transport in cells
OrganisationAnimal gas exchange systems; Digestion; Animal transport systems 1; Animal transport systems 2; Plant organisation 1; Plant organisation 2; Non-communicable diseases 1; Non-communicable diseases and data analysis
HomeostasisThe nervous system; The human endocrine system; Hormones in human reproduction; Homeostasis in humans; Plant hormones
Infection and responseCommunicable diseases 1; Communicable diseases: prevention; Vaccinations and antibiotics; Bacterial growth and drug discovery; Plant disease
Inheritance, variation and evolutionSexual and asexual reproduction; The genome and gene expression; Genes and inheritance; Inherited disorders and genetic testing; Variation; Evolution; Classification of living organisms
EcologyAdaptations, interdependence and competition; Organisation of an ecosystem; Decomposition; Biodiversity and the effect of human interaction on ecosystems; Trophic levels in an ecosystem; Food production
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Can I revise for my biology exams with videos?

BBC Bitesize has a wide range of free science videos covering cells, plants, genetics, biodiversity and more biology topics.

The explainer videos are collected together on our biology video playlist page to help you recall the key topics.

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Can I revise for the biology GCSEs with audio guides?

Refresh your memory of key biology topics by listening to biology revision podcasts by BBC Bitesize and BBC Sounds.

The podcast episodes explain the key points on topics including homeostasis, cells, inheritance and ecology, with helpful science exam techniques too.

Perfect for revising at home or when you're out and about.

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Which GCSE biology topics are covered by BBC Bitesize study guides?

Our study guides cover a range of biology topics from cell structure and transport, hormones and homeostasis, to bioenergetics, inheritance, variation and evolution, plus practical scientific skills.

Students in England, Northern Ireland, Scotland and Wales can use the study guides to revise for their GCSEs, Highers and National 5 biology exams.

All Bitesize learning materials are written by subject-area experts with close reference to the national curriculum and examining body specifications.

Choose your exam board and start revising.

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Which other subjects can I revise with BBC Bitesize?

BBC Bitesize study guides cover a wide variety of subjects with explainer texts, diagrams, videos and quizzes.

We have hand-picked revision resources for core subjects like maths, chemistry, physics, combined science, English literature, English language, history, geography and computer science.

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Where can I get more support with my exam revision?

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