🌍 Cambridge IGCSE • Year 11
Biology
21 topics available
Subject overview
What this subject page covers
Biology in Cambridge IGCSE Year 11 depends on precise terminology, process flow, and clear explanation. This verified subject page organises 21 active topics so students can revise diagrams, functions, and exam-style descriptions more effectively.
The most useful flow is to open the chapter you actually need, generate a concise summary first, and then move into flashcards, quizzes, or tutor follow-up based on what still feels weak.
Start with a verified chapter
These links give you a faster way into the most visible topic paths for this subject.
How to study this subject well
- Focus on process order, labelled structures, and functional explanations.
- Use summary notes to compress heavy theory into short revision blocks.
- Practise one-question oral recall to make definitions and processes stick.
What exam questions usually test
- Accurate process descriptions in the right sequence.
- Diagram-based recall and structure-function links.
- Short, exact exam language instead of vague paraphrasing.
Keep studying with the right next step
These public guides and tool pages fit the way students usually revise this subject.
PDF to flashcards
Turn definitions, structures, and process steps into active recall prompts.
Audio study podcast
Review long theory-heavy chapters through concise listening sessions.
AI exam prep workflow
Plan a stronger revision cycle for process-heavy and diagram-heavy topics.
Spaced repetition guide
Make vocabulary, labelled structures, and sequences stick for longer.
Browse verified topics
Open a topic to generate summaries, notes, quizzes, flashcards, and tutor help from the exact chapter path.
Characteristics of life, classification systems and keys.
Cell structure, microscopy and levels of biological organisation.
Diffusion, osmosis and active transport.
Carbohydrates, lipids, proteins, water and food tests.
Enzyme action, specificity and factors affecting enzyme activity.
Photosynthesis, leaf structure and mineral requirements.
Diet, digestion, absorption and assimilation.
Xylem, phloem, transpiration and translocation.
Circulatory system, blood, heart and blood vessels.
Pathogens, disease transmission, immune response and vaccination.
Gas exchange surfaces, ventilation and respiratory system structure.
Aerobic and anaerobic respiration and energy release.
Kidney function, excretion and homeostasis links.
Nervous control, sense organs, hormones and responses.
Medicinal and misused drugs and their biological effects.
Asexual and sexual reproduction in plants and humans.
DNA, chromosomes, genes, inheritance and monohybrid crosses.
Variation, natural selection, adaptation and evolution.
Food chains, food webs, nutrient cycles and populations.
Food supply, habitat destruction, pollution and conservation.
Biotechnology, genetic modification and applied biological techniques.