Free IB Biology Notes and NEET Biology MCQs
Competitors Point gives you free IB Biology notes and exam-focused study material written by a biology teacher. Every chapter follows the syllabus, explains each idea in simple language, and uses clear labelled diagrams so you can understand a topic instead of just memorising it.
Notes for IB SL and HL students
Our chapters follow the new 2025 IB syllabus themes, from cell biology, membranes and the cell cycle to genetics, gas exchange, digestion and human physiology. Each chapter ends with IB-style practice questions and a markscheme.
Chapter-wise practice for NEET
For NEET, every page is matched to the rationalised NCERT Class 11 and 12 syllabus, with chapter-wise MCQs, answer keys and full-length sample test papers.
Choose a topic below to start learning, or go straight to the IB hub.
Free IB Biology Notes and NEET Biology MCQs
Competitors Point gives you free IB Biology notes and NEET Biology study material written by a biology teacher. Every chapter follows the syllabus, explains each idea in simple language, and uses clear labelled diagrams so you can understand a topic instead of just memorising it.
IB Biology notes for SL and HL
Our IB Biology notes follow the new 2025 IB syllabus themes, from cell biology, membranes and the cell cycle to genetics, gas exchange, digestion and human physiology. Each chapter ends with IB-style practice questions and a markscheme.
NEET Biology MCQs from NCERT
For NEET, every page is matched to the rationalised NCERT Class 11 and 12 syllabus, with chapter-wise NEET Biology MCQs, answer keys and full-length sample test papers.
Choose a topic below to start learning, or go straight to the IB Biology notes hub.
Biology organized around your syllabus
Start with the examination you are preparing for.
Organized around eight AP Biology units — official College Board syllabus.
Explore AP →Study by topic
Find the Biology concept you need without searching through a long list of unrelated articles.
Cell Biology
Cell structure, organelles and the cell cycle.
ExploreBiomolecules & Biochemistry
Proteins, enzymes, lipids and carbohydrates.
ExploreMolecular Biology
DNA, RNA, replication and gene expression.
ExploreGenetics & Heredity
Inheritance, genes and chromosomes.
ExplorePlant Biology
Plant structure, nutrition and growth.
ExploreHuman Physiology
How the body's systems work together.
ExploreReproduction & Development
From gametes to growth and life cycles.
ExploreEcology & Environment
Ecosystems, populations and the environment.
ExploreDiversity, Classification & Biodiversity
Taxonomy, kingdoms and the variety of life.
ExploreEvolution & Natural Selection
Origin of life, adaptation and speciation.
ExploreBiotechnology & Bioinformatics
Genetic engineering, tools and data.
ExploreHealth, Disease & Immunology
Pathogens, immunity and human health.
ExploreAnimal Biology
Animal structure, diversity and behaviour.
ExploreMicrobiology
Bacteria, viruses, fungi and microbes in life.
ExploreNeuroscience & Behaviour
Neurons, the nervous system and coordination.
ExploreBioenergetics
Photosynthesis, respiration and energy flow.
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