WJEC A Level Biology exam questions and past papers
Free WJEC A Level Biology exam questions by topic, with mark schemes, past papers and model answers.
How to use the exam questions
Pick a topic and work through as many questions as you need until it really clicks. Spend extra time on the topics you find hardest, as that is where the biggest improvements come from. Each file includes the mark scheme, so check every answer as you go, see where you lost marks and learn exactly what a full-mark answer looks like.
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A-Level Biology Flashcards for 2027 Onwards
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WJEC A Level Biology exam questions by topic
Each pack with its mark scheme.
AS units (Year 1)
WJEC A Level BiologyUnit 1: Basic Biochemistry and Cell OrganisationBiological molecules, cell structure, membranes, enzymes, nucleic acids and cell division
1.1 Biological Compounds exam questions
Download PDF1.2 Cell Structure and Organisation exam questions
Download PDF1.3 Cell Membranes and Transport exam questions
Download PDF1.4 Enzymes exam questions
Download PDF1.5 Nucleic Acids exam questions
Download PDF1.6 Cell Division exam questions
Download PDFUnit 2: Biodiversity and Physiology of Body SystemsBiodiversity, classification, gas exchange, transport and nutrition
A2 units (Year 2)
WJEC A Level BiologyUnit 3: Energy, Homeostasis and the EnvironmentATP, photosynthesis, respiration, microbiology, ecosystems, homeostasis and the nervous system
3.1 Importance of ATP exam questions
Download PDF3.2 Photosynthesis exam questions
Download PDF3.3 Respiration exam questions
Download PDF3.4 Microbiology exam questions
Download PDF3.5 Population Size and Ecosystems exam questions
Download PDF3.6 Human Impact on the Environment exam questions
Download PDF3.7 Homeostasis and the Kidney exam questions
Download PDF3.8 The Nervous System exam questions
Download PDFUnit 4: Variation, Inheritance and OptionsReproduction, inheritance, variation, evolution, applied genetics and the option topics
4.1 Sexual Reproduction in Humans exam questions
Download PDF4.2 Sexual Reproduction in Plants exam questions
Download PDF4.3 Inheritance exam questions
Download PDF4.4 Variation and Evolution exam questions
Download PDF4.5 Application of Reproduction and Genetics exam questions
Download PDFOption A: Immunology and Disease exam questions
Download PDFOption B: Human Musculoskeletal Anatomy exam questions
Download PDFOption C: Neurobiology and Behaviour exam questions
Download PDFExtra resources
Useful downloads for the whole course.
AS papers (Units 1 and 2)
Sit them timed, mark with the mark scheme, then compare with our model answers.
A2 papers
Sit them timed, mark with the mark scheme, then compare with our model answers.
Old specification papers
Exam questions from the previous WJEC A Level Biology specification, by unit.
About WJEC A Level Biology
The WJEC A Level Biology exam (specification 1400) is taken as five units. At AS, Unit 1, Basic Biochemistry and Cell Organisation, covers biological molecules, cells, enzymes and cell division, and Unit 2, Biodiversity and Physiology of Body Systems, covers biodiversity, gas exchange, transport and nutrition. At A2, Unit 3, Energy, Homeostasis and the Environment, covers photosynthesis, respiration, microbiology, homeostasis, the nervous system and ecosystems, and Unit 4, Variation, Inheritance and Options, covers reproduction, inheritance, evolution, applications of genetics and one option topic. Unit 5 is a practical examination.
More WJEC A Level subjects
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