
Biology
Choose a paper
Select the paper and level you want to practise. Instant mark-scheme feedback builds exam confidence — no account required.
Paper 1
Multiple-choice questions covering the full syllabus.
30 marks · 45 min · Standard Level & Higher Level
Paper 2
Data-based questions and extended-response essays.
50 marks · 75 min · Standard Level & Higher Level
Paper 3
HL extension topics: data analysis and short-answer questions.
45 marks · 75 min · Higher Level