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To select these top four life science contestants for this international competition, all member countries host
Biology Olympiad competitions in typically 3-5 consecutively more difficult national competition rounds. As a consequence, this leads to a trickle-down effect, engaging more than 1 million
47:
in 1990, and it has since been held annually. The competition have gradually expanded to include more than 75 participating countries across five continents. All participating countries send the four winners of their
National Biology Olympiad to the IBO, usually accompanied by two adults who are
101:
In the
International Group Project 2020, there are 50 research teams, and every team consists of 4 to 7 competitors, all representing different countries. In each team, these young biologists collaborated with their international fellows in a three-month scientific project. Finally, they had to
105:
Altogether, 53 countries and 202 contestants participated in the
International Group Project 2020. This project was described as "the first trial of a collaborative research opportunity in IBO's history." Among 50 teams, six outstanding teams had (25 students) received the
55:
In 2020, during the COVID-19 pandemic, the IBO (host: Japan) was organized virtually and was rated "a great success" and "highly successful" in the history of IBO because of its exceptional way of operation and the unique international group-based scientific project
102:
propose a professional poster or presentation about an outstanding, innovative idea that can determine biology's future and solve a critical global issue. Every performance was evaluated by noble professors of Japan in life science.
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In 2021, the COVID-19 pandemic forced the
Portuguese IBO host to go virtual once again: the 2021 IBO was replaced by the IBO Challenge II, from July 18 to July 23.
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As of August 2024, the current list of countries with the best results (spanning the last 10 years) for gold medals are as follows:
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that was claimed by the host (Japan) to be held entirely virtually with a guaranteed supervision to adapt to the pandemic.
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was proposed. This is the first international group-based scientific project in the history of
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Uzbekistan was disqualified from the 2024 International
Biology Olympiad due to cheating
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2187:"IBO is an association of national biology competitions from countries and regions"
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2436:"IBO Challenge 2021: Event website & registration deadlines due end of March"
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members of the international jury, for the duration of the competition.
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International Group Project)
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was officially canceled), the IBO 2020 was the first in the
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Each year, the IBO is organised by a different country.
1148:. The whole competition was operated from August 11–24.
1188:. The whole competition was operated from July 18–23.
2253:"THE VIRTUAL IBO CHALLENGE 2020 WAS A GREAT SUCCESS"
1184:, replaced by a remotely conducted competition, the
1140:, replaced by a remotely conducted competition, the
39:
under the age 20, and is one of the most well-known
16:Biological olympiad for pre-university students
52:students worldwide in life science each year.
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8:
2411:International Biology Olympiad Nagasaki 2020
1144:, and a group-based scientific project, the
67:IBO 2020 and the International Group Project
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23:Logo of the International Biology Olympiad
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2277:"51st International Physics Olympiad"
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2647:Recurring events established in 1990
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37:olympiad for pre-university students
1453:Gold in Last 10 years (2015-2024)
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2611:Astronomy and Astrophysics (IOAA)
71:In the face of the threat of the
2137:International Astronomy Olympiad
2132:International Chemistry Olympiad
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58:International Group Project 2020
2450:"Welcome to IBO2021 – IBO 2021"
2413:. 24 April 2020. Archived from
96:International Science Olympiads
85:International Science Olympiads
73:International Science Olympiads
41:International Science Olympiads
2632:International Science Olympiad
2545:International Science Olympiad
2387:International Biology Olympiad
2363:International Biology Olympiad
2257:International Biology Olympiad
2191:International Biology Olympiad
2142:International Physics Olympiad
90:Notably, in the IBO 2020, the
81:International Physics Olympiad
29:International Biology Olympiad
1:
2407:"International Group Project"
2301:"International Group Project"
2336:. 2020-12-19. Archived from
2307:. 2020-04-24. Archived from
2225:. 2020-03-06. Archived from
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43:. The first IBO was held in
1146:International Group Project
92:International Group Project
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75:' cancellation due to the
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2122:Iranian Biology Olympiad
1621:10(0+1+1+3+0+1+1+0+0+3)
1600:11(1+0+0+2+0+0+0+4+2+2)
1579:17(2+2+2+3+4+1+0+0+1+2)
1558:22(2+1+2+3+0+3+2+4+3+2)
1537:24(4+3+4+0+2+3+2+0+2+4)
1516:26(3+4+3+3+3+1+1+2+4+2)
1495:33(4+4+3+4+4+3+4+0+3+4)
1474:34(3+4+4+4+3+2+4+3+3+4)
1437:Performance of countries
143:Participating countries
2330:"Group Project Results"
2104:1(1+0+0+0+0+0+0+0+0+0)
2083:1(0+0+1+0+0+0+0+0+0+0)
2062:1(0+0+0+1+0+0+0+0+0+0)
2041:1(0+0+0+0+1+0+0+0+0+0)
2020:1(0+0+0+0+1+0+0+0+0+0)
1999:1(0+0+0+0+1+0+0+0+0+0)
1978:3(0+0+0+0+0+1+2+0+0+0)
1957:3(0+0+0+1+0+0+1+1+0+0)
1936:3(0+0+0+0+0+0+3+0+0+0)
1915:3(0+0+0+0+0+1+2+0+0+0)
1894:3(0+0+0+0+1+0+0+0+0+2)
1873:3(0+0+0+0+0+0+1+0+1+1)
1852:4(0+0+1+0+0+1+1+1+0+0)
1831:5(0+0+1+3+0+0+0+0+1+0)
1810:5(1+0+0+0+3+1+0+0+0+0)
1789:6(0+0+1+0+0+0+2+1+1+1)
1768:6(1+1+0+0+0+1+0+1+2+0)
1747:7(0+0+0+1+2+0+1+2+0+1)
1726:7(1+1+1+0+1+0+1+2+0+0)
1705:7(0+1+0+0+0+0+0+1+4+1)
1684:8(1+1+0+0+1+1+1+2+0+1)
1663:9(1+2+1+0+4+0+0+1+0+0)
1642:9(1+2+1+1+0+1+0+1+2+0)
2147:List of biology awards
24:
2601:Junior Science (IJSO)
22:
2606:Earth Science (IESO)
2219:"Regarding COVID-19"
2127:USA Biology Olympiad
1248:United Arab Emirates
112:the best performance
2502:www.biolympiads.com
2281:ipho-unofficial.org
108:Award of Excellence
2507:2024-07-02 at the
1142:IBO Challenge 2020
35:) is a biological
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2596:Linguistics (IOL)
2571:Informatics (IOI)
2556:Mathematics (IMO)
2108:
2107:
1434:
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1182:COVID-19 pandemic
1138:COVID-19 pandemic
77:COVID-19 pandemic
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2586:Geography (iGeo)
2581:Philosophy (IPO)
2566:Chemistry (IChO)
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2494:Official website
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2117:Biology by Team
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1036:United Kingdom
1025:
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1017:
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408:
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381:
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369:
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364:June 30–July 7
362:
349:
344:
341:
337:
336:
333:
330:
317:
312:
309:
305:
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301:
298:
285:
280:
277:
273:
272:
269:
266:
253:
248:
245:
241:
240:
237:
234:
232:Czechoslovakia
221:
216:
213:
209:
208:
205:
202:
189:
184:
181:
177:
176:
173:
170:
168:Czechoslovakia
157:
152:
149:
145:
144:
141:
138:
135:
132:
129:
119:
116:
68:
65:
45:Czechoslovakia
15:
13:
10:
9:
6:
4:
3:
2:
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2576:Biology (IBO)
2574:
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2559:
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2519:
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2499:
2495:
2490:
2489:
2485:
2476:
2475:"IBO Results"
2470:
2467:
2456:on 2021-07-14
2455:
2451:
2445:
2442:
2437:
2431:
2428:
2417:on 2021-01-18
2416:
2412:
2408:
2402:
2399:
2388:
2384:
2383:"Future IBOs"
2378:
2375:
2364:
2360:
2354:
2351:
2340:on 2021-01-18
2339:
2335:
2331:
2325:
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2311:on 2021-01-18
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2240:
2229:on 2020-03-26
2228:
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2214:
2212:
2208:
2197:on 2020-06-22
2196:
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2023:
2019:
2017:
2002:
1998:
1996:
1981:
1977:
1975:
1960:
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220:
217:
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188:
185:
182:
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142:
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136:
133:
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117:
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109:
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38:
34:
30:
21:
2575:
2500:Biolympiads
2469:
2458:. Retrieved
2454:the original
2444:
2430:
2419:. Retrieved
2415:the original
2410:
2401:
2390:. Retrieved
2386:
2377:
2366:. Retrieved
2362:
2353:
2342:. Retrieved
2338:the original
2333:
2324:
2313:. Retrieved
2309:the original
2304:
2295:
2284:. Retrieved
2280:
2271:
2260:. Retrieved
2256:
2231:. Retrieved
2227:the original
2222:
2199:. Retrieved
2195:the original
2190:
2181:
2161:
2055:
1440:
1185:
1145:
1141:
392:Turkmenistan
200:Soviet Union
121:
111:
107:
104:
100:
91:
89:
70:
62:
57:
54:
50:
32:
28:
26:
2359:"Past IBOs"
2079:New Zealand
2058:Switzerland
1806:Netherlands
1575:South Korea
1398:Netherlands
1312:Philippines
1299:Quezon City
1180:Due to the
1136:Due to the
908:Switzerland
812:South Korea
264:Netherlands
187:Makhachkala
2626:Categories
2460:2021-07-14
2421:2020-06-11
2392:2020-03-26
2368:2023-07-29
2344:2021-01-29
2315:2021-01-29
2286:2021-01-26
2262:2021-01-26
2233:2021-01-26
2201:2020-09-26
2173:References
1974:Uzbekistan
1911:Azerbaijan
1347:July 12–19
1316:July 13–20
1280:Kazakhstan
1220:July 10–18
1104:July 14–21
1072:July 15–22
1040:July 23–30
1008:July 17–24
976:July 12–19
912:July 14–21
848:July 10–17
816:July 11–18
784:July 12–19
752:July 13–20
720:July 15–22
671:Rio Cuarto
656:July 10–17
624:July 11–18
428:July 19–26
396:July 13–20
2016:Lithuania
1890:Hong Kong
1869:Australia
1722:Indonesia
1512:Singapore
1343:Lithuania
1284:July 7–14
1252:July 3–11
944:July 6–13
940:Indonesia
880:July 8–15
876:Singapore
863:Singapore
703:Saskatoon
688:July 9–16
684:Argentina
620:Australia
592:July 8–16
560:July 7–14
524:July 8–15
492:July 9–16
460:July 4–11
300:July 3–10
268:July 4–11
236:July 6–12
2505:Archived
2111:See also
2037:Slovenia
1785:Bulgaria
1680:Thailand
1176:Portugal
1119:Nagasaki
1023:Coventry
799:Changwon
607:Brisbane
507:Brussels
379:Ashgabat
332:July 2–9
328:Thailand
296:Bulgaria
204:July 1–7
172:July 1–7
137:Country
2100:Romania
1659:Hungary
1638:Germany
1617:Vietnam
1450:Country
1330:Vilnius
1216:Armenia
1203:Yerevan
1100:Hungary
1004:Vietnam
972:Denmark
767:Tsukuba
639:Beijing
588:Belarus
539:Jurmala
520:Belgium
475:Antalya
443:Uppsala
424:Germany
360:Ukraine
315:Bangkok
251:Utrecht
155:Olomouc
118:Summary
2097:
2076:
2034:
2013:
1992:
1971:
1953:Poland
1950:
1929:
1908:
1887:
1866:
1845:
1824:
1803:
1782:
1761:
1743:Turkey
1740:
1719:
1698:
1677:
1656:
1635:
1614:
1593:
1572:
1554:Russia
1551:
1530:
1509:
1488:
1470:Taiwan
1467:
1422:
1395:
1371:Poland
1368:
1340:
1309:
1277:
1267:Astana
1245:
1235:Al Ain
1213:
1173:
1163:Lisbon
1129:
1097:
1087:Szeged
1065:
1055:Tehran
1033:
1001:
969:
959:Aarhus
937:
905:
873:
844:Taiwan
841:
831:Taipei
809:
777:
745:
735:Mumbai
716:Canada
713:
681:
649:
617:
585:
556:Latvia
553:
517:
488:Turkey
485:
456:Sweden
453:
421:
389:
357:
325:
293:
261:
229:
219:Poprad
197:
165:
2153:Notes
1995:Italy
1932:Qatar
1764:Japan
1701:India
1491:China
1132:Japan
991:Hanoi
780:Japan
748:India
652:China
575:Minsk
347:Artek
283:Varna
140:Date
134:City
131:Year
79:(the
1596:Iran
1447:Rank
1411:2029
1384:2028
1357:2027
1326:2026
1295:2025
1263:2024
1231:2023
1199:2022
1159:2021
1115:2020
1083:2019
1068:Iran
1051:2018
1019:2017
987:2016
955:2015
927:Bali
923:2014
895:Bern
891:2013
859:2012
827:2011
795:2010
763:2009
731:2008
699:2007
667:2006
635:2005
603:2004
571:2003
543:Riga
541:and
535:2002
503:2001
471:2000
439:1999
411:Kiel
407:1998
375:1997
343:1996
311:1995
279:1994
247:1993
215:1992
183:1991
151:1990
128:No.
110:for
27:The
1533:USA
1287:74
1255:76
1223:62
1191:72
1107:72
1075:68
1043:64
1011:68
979:62
947:61
915:62
883:59
851:58
819:58
787:56
755:55
723:49
691:48
659:50
627:40
595:41
563:40
527:38
495:38
463:36
431:33
399:28
367:23
335:22
303:18
271:15
239:12
114:.
33:IBO
2628::
2409:.
2385:.
2361:.
2332:.
2303:.
2279:.
2255:.
2242:^
2221:.
2210:^
2189:.
2088:26
2067:26
2046:26
2025:26
2004:26
1983:26
1962:20
1941:20
1920:20
1899:20
1878:20
1857:20
1836:19
1815:17
1794:17
1773:15
1752:15
1731:12
1710:12
1689:12
1668:11
1408:40
1381:39
1354:38
1323:37
1292:36
1260:35
1228:34
1196:33
1156:32
1112:31
1080:30
1048:29
1016:28
984:27
952:26
920:25
888:24
856:23
824:22
792:21
760:20
728:19
696:18
664:17
632:16
600:15
568:14
532:13
500:12
468:11
436:10
207:9
175:6
60:.
2537:e
2530:t
2523:v
2477:.
2463:.
2438:.
2424:.
2395:.
2371:.
2347:.
2318:.
2289:.
2265:.
2236:.
2204:.
1647:9
1626:9
1605:8
1584:7
1563:6
1542:5
1521:4
1500:3
1479:2
1458:1
404:9
372:8
340:7
308:6
276:5
244:4
212:3
180:2
148:1
31:(
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