The IBO info center

Here you will find results and exam papers of past IBOs as well as further important information as files for download.

Results & reports

The final ranking of IBO competitors is based on the raw scores for practical and theoretical examinations recalculated with the use of equally weighted T-scores for both of them.

Papers

Studying for a future IBO? Searching for advanced, authentic biological contexts for your teaching or your exams? Check out our exam paper data base.

Rules & Guidelines

Do you have specific questions about how our association or the annual competition work? This section takes you to our rules and guidelines.

Alumni

IBO’s alumni are currently organized on a separate website, organized by our esteemed colleague Junichi Saito / NBO Japan.