THE INTERNATIONAL
Biology Battle
Sign up here to be the first to know when the 2027 International Biology Battle registration opens!
Biology Battle is an international competition open to all high schoolers worldwide aiming to bring together the best minds for an individual and team contest. It was created by OC Biology in 2021 and has been hosted by Beckman Biology Olympiad annually each year.
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Bio Battle tests competitors’ knowledge of topics in biology, including cell biology, genetics, evolution, plants, animals, ethology, and ecology. The competition will include an individual multiple-choice exam and a team Biology Bowl. The top-performing individuals and teams will be recognized and awarded. Biology Battle will not only test your biology knowledge but will also be a chance for students to have fun working as a team!
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Note: The competition will be entirely online and will be free of charge.
2026 Calendar
04/08
Registration Closes
(May close earlier if team capacity reached)
TBD
Results posted
03/15
Registration Opens
05/02
Competition Day & Awards Ceremony
Our Past Sponsors
Hosted By
For questions and inquiries, visit our FAQ page or contact internationalbiologybattle@gmail.com.
