IBO examination papers archive
You can download past exam papers and solutions below. Papers from the past 2 years are subject to a "black-out period" and are not available.
Important: most papers are password protected due to licensing issues. Please contact the coordinator of your National Biology Olympiad to obtain the password.
2021 Portugal (IBO Challenge II)
2020 Japan (IBO Challenge I)
2019 Hungary
2018 Iran
2017 United Kingdom
2016 Vietnam
2015 Denmark
2014 Indonesia
2013 Switzerland
2012 Singapore
2011 Chinese Taipei
2010 Korea
2009 Japan
2008 India
2007 Canada
2006 Argentinia
2005 China
2004 Australia
2003 Belarus
2002 Latvia
2001 Belgium
1998 Germany
1997 Turkmenistan
1995 Thailand
1992 Slovakia
1991 Russian Federation
1990 Czech Republic
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