Registration opens
17 April 2026
Schools register through the UKBC exam portal.
Intermediate Biology Olympiad
A school-run biology competition that tests curriculum knowledge, unfamiliar ideas and problem-solving under exam conditions.

A school-run biology competition that tests curriculum knowledge, unfamiliar ideas and problem-solving under exam conditions.

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Current status
Upcoming
Eligibility
First-year post-16 students
Age range / Year group
Ages 16-17
Location / Region
Global
Cost
£30 per school
Prize highlight
Gold to Participation e-certificates
Entry format
Two 35-minute online papers
Latest deadline
19 June 2026 · Next cycle not announced yet. These dates are from the latest verified cycle and should be used as a reference only.
Get next-cycle reminderThis is a school-administered biology competition designed to extend students beyond routine classroom questions.
Students tackle two timed online papers combining GCSE and first-year A Level biology with unfamiliar ideas and problem-solving.
It suits confident biology students who enjoy applying core principles under exam conditions, rather than relying only on memorized content.
The Intermediate Biology Olympiad is an academic competition run by United Kingdom Biology Competitions. It tests biology content students are likely to have encountered at GCSE and during their first year of A Level study.
Participants complete two timed online papers through the UKBC exam portal while supervised at school. One paper focuses on A Level topics, while the other emphasizes problem-solving through both familiar content and ideas students may not normally encounter in class.
It connects established biology knowledge with unfamiliar problems instead of testing recall alone.
The two-paper structure separates course-based questions from a stronger problem-solving emphasis.
Past papers are freely available as inspiration for deeper research, even though answers are withheld.
The competition reached 15,113 students across 735 schools in the previous reported year.
Six e-certificate categories recognize achievement and participation at different levels.
Students who enjoy applying biology knowledge to unfamiliar questions and want a structured academic challenge.
Your school cannot register you, provide an exam room or arrange in-person teacher supervision.
For a student who already enjoys biology, this is a worthwhile way to test subject understanding beyond routine school assessments. Its unfamiliar questions can produce useful evidence of academic curiosity and disciplined problem-solving.
The main limitation is access: entry depends on a recognized institution being willing to register and supervise students. Participation can support reflection in a higher education application, but the certificate alone will not substitute for strong grades or genuine subject engagement.
Effort level
Moderate
Best started
Four to six weeks before the competition window.
Main challenge
Applying core principles to unfamiliar biological ideas under time pressure.
Review GCSE and first-year A Level biology topics to strengthen your foundations.
Use past papers to explore question styles, then research unfamiliar ideas independently.
Practice two separate 35-minute sets so your pacing matches the actual format.
Rehearse using scrap paper and a basic calculator without relying on extensive notes.
Useful if
You want an objective stretch beyond standard school questions.
Your teacher creates an exam account and activates each paper when your supervised session begins. You answer online questions one at a time, with your work saved automatically.
Log in using the account supplied by your teacher and set a personal password.
Enter your details, including your school year group.
Open a paper only after your teacher activates it.
Work through the questions, moving between them and flagging any to revisit.
Submit your final answers, or allow the system to submit automatically when time expires.
Complete the second paper separately or back-to-back within the competition window.
Next cycle not announced yet. These dates are from the latest verified cycle and should be used as a reference only.
Registration opens
17 April 2026
Schools register through the UKBC exam portal.
Competition window
5-19 June 2026
Both papers must be completed during this period.
Results available
Usually within one week
After organizer verification.
| Milestone | Date | Timezone | Status | |
|---|---|---|---|---|
Registration opens | 17 April 2026 | Local | Reference date | |
Competition window | 5-19 June 2026 | Local | Reference date | |
Results available | Usually within one week | Local | Reference date |
First year of post-16 education
Year 12 in England and Wales
Year 13 in Northern Ireland
S5 in Scotland
Equivalent year groups worldwide
Full-time enrollment at the registering institution
Entry through a recognized school or college
In-person supervision on the institution's premises
No independent, third-party or tutoring-center entries
School entry fee
£30 per school — No limit on student entries.
What's included
Free BioNet membership for participants aged 14-19
Ask a biology teacher or exams coordinator whether your school can arrange entry.
The teacher logs into the UKBC portal or requests teacher access for a new school.
The school enrolls in the competition and pays the school entry fee.
The teacher creates the required student accounts and distributes login details.
Students complete both papers at school under direct in-person supervision.
Both papers are completed through the UKBC exam portal under school examination conditions.
Two 35-minute online papers
Completion within the competition window
Continuous internet-connected device
In-person supervision by school staff
Participation on school or college premises
Scrap paper and pen or pencil
Basic calculator
Gold
Recipients receive a Gold e-certificate.
Silver
Recipients receive a Silver e-certificate.
Bronze
Recipients receive a Bronze e-certificate.
Highly Commended
Recipients receive a Highly Commended e-certificate.
Commended
Recipients receive a Commended e-certificate.
Participation
Participants receive a Participation e-certificate.
Demonstrating biology enrichment and reflecting on academic challenge.
University admission or selection for another olympiad stage.
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Sean works at the intersection of academic enrichment, program quality and university preparation, with expertise in evaluating pre-university experiences for ambitious secondary school students.
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We use source material to verify core facts, then show older cycle dates as reference when a current cycle is not available. Always check current submission instructions before entering.