OCR · A level
OCR Biology quizzes
57 ready‑made quiz sets across 9 units, one for every lesson. Open a unit, pick tomorrow's lesson, put it on the board and host it live — students answer on their own devices.
Which organelle is the site of aerobic respiration?
- Free to host
- 20 questions per lesson
- Students join by code
Every set is free to host and covers one lesson of the OCR Biology (H020). Open a unit to see its lesson sets; each one opens the set's page, where you can host it straight away or save it to your library.
Units
Foundations in biology
14 lesson sets — Microscopy and observing cells, Ultrastructure and organelles of eukaryotic cells, Water and carbohydrates and more.Open unit 1Exchange and transport
7 lesson sets — Specialised exchange surfaces and mammalian gas exchange, Ventilation, lung function and fish and insect exchange, Need for transport and circulatory systems and more.Open unit 2Communicable diseases, disease prevention and the immune system
4 lesson sets — Pathogens and plant defences, Non-specific defences and phagocytosis, Specific immune response and immunity and more.Open unit 3Biodiversity
4 lesson sets — Measuring biodiversity and sampling, Factors affecting biodiversity and conservation, Biological classification and taxonomy and more.Open unit 4Communication and homeostasis
9 lesson sets — Communication systems and homeostatic control, Excretion and the liver, Kidney structure and osmoregulation and more.Open unit 5Energy for biological processes
5 lesson sets — Chloroplasts and photosynthetic pigments, Light-dependent and light-independent stages, Glycolysis and the link reaction and more.Open unit 6Genetics and evolution
7 lesson sets — Gene mutations, Genetic control of development and apoptosis, Variation and genetic diagrams and more.Open unit 7Cloning and biotechnology
3 lesson sets — Natural and artificial cloning, Microorganisms in biotechnology, Culturing microorganisms and growth curves.Open unit 8Ecosystems
4 lesson sets — Ecosystems, energy flow and nutrient recycling, Succession and sampling of communities, Population size and interactions and more.Open unit 9
How to use a set in class
Open a lesson set and choose Host. Your board shows each question with a timed countdown, students answer on their own devices, and the answer and a live leaderboard follow every question — a quick retrieval starter or an end-of-topic review without any prep.
Frequently asked questions
Are these OCR Biology quizzes free?
Yes. Hosting is free, and students join with a short game code on any device — no student accounts and nothing to install.
Who wrote the questions?
Every set was written with Revision Ninja, and follows the units of the OCR Biology (H020). Each set covers one lesson with 20 multiple-choice questions.
Can I change a set before I use it?
Yes. Open a set and choose "Make my own copy" to get an editable copy in your library — add, remove or reword questions, and the original stays as it is.