Past papers Question banks Articles Pricing

Log in Start practising

Loading page

PastPaperPrep

Focused practice for Cambridge IGCSE and IB Diploma question banks.

Cambridge

IGCSE Mathematics 0580 IGCSE Additional Mathematics 0606 IGCSE Biology 0610 IGCSE Economics 0455 IGCSE Chemistry 0620 IGCSE Physics 0625 IGCSE Co-ordinated Sciences 0654

IB Mathematics

IB Mathematics AA HL IB Mathematics AA SL IB Mathematics AI HL IB Mathematics AI SL

IB Sciences & Economics

IB Chemistry HL IB Chemistry SL IB Physics HL IB Physics SL IB Biology HL IB Biology SL IB Economics HL IB Economics SL

Exam-style practice

IB Math AA SL IB Math AA HL IGCSE 0580 IGCSE 0606

Resources

Free past papers Cambridge IGCSE hub IB Diploma hub About PastPaperPrep Revision guides Frequently asked questions

PastPaperPrep

Independent practice platform. Exam-board names identify the relevant qualifications.

Terms Privacy Refundshello@pastpaperprep.com

Past papers/IB/IB Biology HL/Paper 1B

IB Biology HL Paper 1B past papers

Every IB Biology HL Paper 1B from 2025: 5 papers, each with its markscheme.

SessionPaper 1B

2025

NovemberNew

Paper 1BTZ1 TZ3

May

Paper 1BTZ1 TZ2 TZ3

Browse by year

2025 2024 2023 2022 2021 2020 2019 2018 2017 2016

Browse by paper

Paper 1 Paper 1A Paper 1B Paper 2 Paper 3

Practise IB Biology HL questions by topic