OCSC list in various subjects can be seen here. (updated on March 01, 2023)
INO Question papers and Frozen solutions (updated on Feb 15, 2023)
| Subject | Question paper (English) | Question paper (Hindi) | Frozen Solution |
| Astronomy | QP (E) | QP (H) | Solutions |
| Biology | QP (E) | QP (H) | Solutions |
| Chemistry | QP (E) | QP (H) | Solutions (updated on March 01) |
| Physics | QP (E) | QP (H) | Solutions |
| Junior Science* | QP (E) | QP (H) | Solutions |
Check your INO 2023 score here.
*The INJSO question papers and solutions are provided here on behalf of the Indian Association of Physics Teachers (IAPT), the responsible agency for the Junior Science Olympiad programme. These are also available on the IAPT site.
Schedule of the Indian National Olympiad (INO):
| Astronomy (INAO): | Saturday, January 28, 2023 | 09.00 a.m. – 12.00 noon |
| Junior Science (INJSO): | Saturday, January 28, 2023 | 01.30 p.m. – 04.30 p.m |
| Chemistry (INChO): | Saturday, January 28, 2023 | 01.30 p.m. – 04.30 p.m |
| Physics (INPhO): | Sunday, January 29, 2023 | 09.00 a.m. – 12.00 noon |
| Biology (INBO): | Sunday, January 29, 2023 | 01.30 p.m. – 03.30 p.m. |
Tentative schedule for INO-related actions:
| Mandatory registration for students on INO website: | January 6 – 13, 2023 |
| Hall Tickets available for download: | January 18, 2023 |
| INO examinations: | January 28 – 29, 2023 |
| Question papers and provisional solutions on HBCSE website: | January 31, 2023 |
| Comments on provisional solutions: | January 31 – February 5, 2023 |
| INO marks and frozen solutions on HBCSE website: | February 17, 2023 |
| Reevaluation request: | February 17 – 22, 2023 |
| INO final results and OCSC lists: | March 1, 2023 |
Tentative dates for OCSC/IMOTC:
| Astronomy: | May 01 – May 18, 2023 |
| Biology: | June 02 – June 11, 2023 |
| Chemistry: | May 09 – May 19, 2023 |
| Junior Science : | May 20 – June 02, 2023 |
| Physics: | April 15 – April 28, 2023 |
| Mathematics: | April 15 – May 13, 2023 (confirm at https://olympiads.hbcse.tifr.res.in/mathematical-olympiad-2022-2023/) |
Note:
- Students taking any external examination during OCSC camp dates are requested to select Mumbai as their exam centre. Efforts will be made to accommodate such exam schedules in the OCSC programme.’
- From this year, all stages of the Junior Science Olympiad will be handled by the Indian Association of Physics Teachers (IAPT). All queries related to Junior Science Olympiad should be directed to iapt.jso@gmail.com . The registration, conduct of examination, evaluation of INJSO and selection for OCSC (JS) are the responsibility of IAPT, and are facilitated through this website.
- Candidates for INJSO 2023 are automatically eligible for consideration for the next stages of selection of the Indian team for the International Astronomy Olympiad (IAO-Junior). The selection for the next stages of this programme will be based on performance in INJSO 2023 from among candidates who express their interest in this programme during INO registration. This programme is conducted by the National Council of Science Museums (NCSM) and more information is available at https://ncsm.gov.in/activities-main/events/international-astronomy-olympiad-iao-junior
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