Biology A Topical Past Paper Questions
OCR AS Biology A (H020) past-paper questions organised by topic, free. Each topic below is ranked by how often it’s examined. Sign in for the full topic-segregated question bank and AI worksheets.
Analysis
27 questions, 2017 to 2024
Biological molecules
26 questions, 2017 to 2024
Cell division, cell diversity and cellular organisation
18 questions, 2017 to 2024
Communicable diseases, disease prevention and the immune system
17 questions, 2017 to 2024
Transport in animals
18 questions, 2017 to 2024
Biodiversity
15 questions, 2017 to 2024
Cell structure
14 questions, 2017 to 2024
Nucleotides and nucleic acids
14 questions, 2017 to 2024
Evaluation
11 questions, 2017 to 2024
Transport in plants
13 questions, 2017 to 2024
Implementing
9 questions, 2021 to 2024
Enzymes
10 questions, 2017 to 2024
Classification and evolution
9 questions, 2017 to 2024
Exchange surfaces
8 questions, 2017 to 2024
Biological membranes
8 questions, 2017 to 2024
Planning
6 questions, 2018 to 2024
GenZab
Generate Biology A topical worksheets
Sign up for the full topic-segregated question bank, mark schemes, and AI worksheets built from real past-paper questions. New accounts start with 25 free credits.
Sign up freePrefer whole papers? See Biology A past papers and mark schemes.
Past papers