The complete Cambridge O Level Biology (5090) study guide for exams in 2026, 2027 & 2028, written to the current syllabus and the exam pattern for Paper 1 (MCQ), Paper 2 (theory) and Paper 3/4 (practical). 148 fully clickable pages: tap any topic, tool or answer to jump straight to it.
Every topic includes: a topic opener with every learning outcome to tick off, a colour mind map, a one-page cheat sheet, step-by-step Blueprint lessons with worked examples, original exam-style questions with point-by-point mark schemes, multiple-choice practice and Quick Recall questions with a full answer key.
Also inside: paper pattern and time plans, Cambridge command words, key formulae and facts, glossary, a 7-day exam sprint, a last-24-hours checklist and an exam-day game plan.
Topics covered:
- Cells
- Classification
- Movement Into & Out of Cells
- Biological Molecules & Enzymes
- Plant Nutrition
- Transport in Flowering Plants
- Human Nutrition
- Gas Exchange & Respiration
- Transport in Humans
- Disease & Immunity
- Excretion
- Coordination & Homeostasis
- Plant Responses
- Cell Division & Plant Reproduction
- Human Reproduction
- Inheritance, Variation & Selection
- Biotechnology & Genetic Modification
- Ecology & Human Impact
Instant PDF download. Works on phone, tablet or laptop, or print it.
Independent study guide. Not affiliated with or endorsed by Cambridge University Press & Assessment. All questions are original.
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