Biology
Explore life at every scale — from cellular biology and genetics to ecosystems and evolution. Practise with 592 flashcards, 3323 MCQs, 1653 exam questions spanning all 19 chapters of the syllabus.
AS Level
Cell structure
Biological molecules
Enzymes
Show more (8 more chapters)
Cell membranes and transport
The mitotic cell cycle
Nucleic acids and protein synthesis
Transport in plants
Transport in mammals
Gas exchange
Infectious disease
Immunity
A Level
Energy and respiration
Photosynthesis
Homeostasis
Show more (5 more chapters)
Control and coordination
Inheritance
Selection and evolution
Classification, biodiversity and conservation
Genetic technology
Practice the whole subject
Work across all chapters in one session
Flashcards
592 cards across all 19 chapters
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MCQ Practice
3323 questions across all 19 chapters
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Exam Questions
1653 past-paper style questions
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Cheat Sheets
Concise revision summaries for every chapter
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Revision Notes
Structured notes with exam techniques, pros & cons, and definitions
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Question Bank
Filter & browse all exam questions by chapter, difficulty and AO level
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Most Tested Topics
See which topics appear most frequently in past papers
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Priority Topics
Ranked revision hit list — topics by frequency score and H/M/L priority
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Exam Technique Guide
Tips, frameworks and command word guidance for structured answers
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Past Papers
Practice papers with AI worked solutions — free to browse
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Mock Exam
Full-length timed exam simulation with AI marking and grade prediction
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Also useful for Biology
Nexelia Academy's Cambridge A-Level Biology course covers the complete CAIE syllabus across 19 chapters. Each chapter includes structured lesson slides, spaced-repetition flashcards, MCQ practice, past-paper exam questions with worked solutions, and access to an AI tutor — all mapped to the official Cambridge specification. View the official Cambridge syllabus →
Frequently asked questions about Cambridge A-Level Biology
What topics are covered in Cambridge A-Level Biology on Nexelia Academy?
Nexelia Academy's Cambridge A-Level Biology course covers all 19 chapters in the official CAIE syllabus, including every topic and sub-topic students need for their exams.
How many practice questions are there for A-Level Biology?
Nexelia Academy has 3,323 MCQs and 1,653 structured exam questions for Cambridge A-Level Biology, each with full worked solutions and model answers.
Is the Cambridge A-Level Biology content free?
The first chapter of Cambridge A-Level Biology is free for all registered users. Pro and Max plans unlock all 19 chapters with unlimited practice.
Does Nexelia Academy cover the full Cambridge A-Level Biology syllabus?
Yes. Every chapter, topic, and sub-topic in the official Cambridge International A-Level Biology syllabus is covered on Nexelia Academy.
Can I use the AI tutor for Cambridge A-Level Biology?
Yes. The Nexelia Academy AI tutor is available for all subjects including Biology. It is trained on Cambridge syllabus content and can answer subject-specific questions, explain concepts, and help with exam technique.