INBO Previous Year Papers
Every verified INBO paper on PYQSathi, newest first. All papers come from Homi Bhabha Centre for Science Education (HBCSE), Tata Institute of Fundamental Research or other official sources. Exam overview
| Exam paper | Year | Stage | Language | Type | Actions |
|---|---|---|---|---|---|
| INBO 2025 – Question Paper (English) Biology · 1.4 MB · Source: olympiads.hbcse.tifr.res.in | 2025 | Indian National Biology Olympiad (INBO) | English | Official Paper | |
| INBO 2025 – Question Paper (Hindi) Biology · 2.2 MB · Source: olympiads.hbcse.tifr.res.in | 2025 | Indian National Biology Olympiad (INBO) | Hindi | Official Paper | |
| INBO 2025 – Model Solutions Biology · 710 KB · Source: olympiads.hbcse.tifr.res.in | 2025 | Indian National Biology Olympiad (INBO) | English | Solution | |
| INBO 2024 – Question Paper (English) Biology · 2.8 MB · Source: olympiads.hbcse.tifr.res.in | 2024 | Indian National Biology Olympiad (INBO) | English | Official Paper | |
| INBO 2024 – Question Paper (Hindi) Biology · 2.0 MB · Source: olympiads.hbcse.tifr.res.in | 2024 | Indian National Biology Olympiad (INBO) | Hindi | Official Paper | |
| INBO 2024 – Model Solutions Biology · 335 KB · Source: olympiads.hbcse.tifr.res.in | 2024 | Indian National Biology Olympiad (INBO) | English | Solution | |
| INBO 2023 – Question Paper (English) Biology · 1.3 MB · Source: olympiads.hbcse.tifr.res.in | 2023 | Indian National Biology Olympiad (INBO) | English | Official Paper | |
| INBO 2023 – Question Paper (Hindi) Biology · 1.6 MB · Source: olympiads.hbcse.tifr.res.in | 2023 | Indian National Biology Olympiad (INBO) | Hindi | Official Paper | |
| INBO 2023 – Model Solutions Biology · 403 KB · Source: olympiads.hbcse.tifr.res.in | 2023 | Indian National Biology Olympiad (INBO) | English | Solution | |
| INBO 2022 – Question Paper (English) Biology · 1.7 MB · Source: olympiads.hbcse.tifr.res.in | 2022 | Indian National Biology Olympiad (INBO) | English | Official Paper |
- INBO 2025 – Question Paper (English)2025Indian National Biology Olympiad (INBO)EnglishOfficial Paper
Biology · 1.4 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2025 – Question Paper (Hindi)2025Indian National Biology Olympiad (INBO)HindiOfficial Paper
Biology · 2.2 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2025 – Model Solutions2025Indian National Biology Olympiad (INBO)EnglishSolution
Biology · 710 KB · Source: olympiads.hbcse.tifr.res.in
- INBO 2024 – Question Paper (English)2024Indian National Biology Olympiad (INBO)EnglishOfficial Paper
Biology · 2.8 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2024 – Question Paper (Hindi)2024Indian National Biology Olympiad (INBO)HindiOfficial Paper
Biology · 2.0 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2024 – Model Solutions2024Indian National Biology Olympiad (INBO)EnglishSolution
Biology · 335 KB · Source: olympiads.hbcse.tifr.res.in
- INBO 2023 – Question Paper (English)2023Indian National Biology Olympiad (INBO)EnglishOfficial Paper
Biology · 1.3 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2023 – Question Paper (Hindi)2023Indian National Biology Olympiad (INBO)HindiOfficial Paper
Biology · 1.6 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2023 – Model Solutions2023Indian National Biology Olympiad (INBO)EnglishSolution
Biology · 403 KB · Source: olympiads.hbcse.tifr.res.in
- INBO 2022 – Question Paper (English)2022Indian National Biology Olympiad (INBO)EnglishOfficial Paper
Biology · 1.7 MB · Source: olympiads.hbcse.tifr.res.in
| Exam paper | Year | Stage | Language | Type | Actions |
|---|---|---|---|---|---|
| INBO 2022 – Question Paper (Hindi) Biology · 1.9 MB · Source: olympiads.hbcse.tifr.res.in | 2022 | Indian National Biology Olympiad (INBO) | Hindi | Official Paper | |
| INBO 2022 – Model Solutions Biology · 728 KB · Source: olympiads.hbcse.tifr.res.in | 2022 | Indian National Biology Olympiad (INBO) | English | Solution | |
| INBO 2021 – Question Paper (English) Biology · 1015 KB · Source: olympiads.hbcse.tifr.res.in | 2021 | Indian National Biology Olympiad (INBO) | English | Official Paper | |
| INBO 2021 – Question Paper (Hindi) Biology · 1.4 MB · Source: olympiads.hbcse.tifr.res.in | 2021 | Indian National Biology Olympiad (INBO) | Hindi | Official Paper | |
| INBO 2021 – Model Solutions Biology · 443 KB · Source: olympiads.hbcse.tifr.res.in | 2021 | Indian National Biology Olympiad (INBO) | English | Solution | |
| INBO 2020 – Question Paper (English) Biology · 1.4 MB · Source: olympiads.hbcse.tifr.res.in | 2020 | Indian National Biology Olympiad (INBO) | English | Official Paper | |
| INBO 2020 – Question Paper (Hindi) Biology · 1.6 MB · Source: olympiads.hbcse.tifr.res.in | 2020 | Indian National Biology Olympiad (INBO) | Hindi | Official Paper | |
| INBO 2020 – Model Solutions Biology · 280 KB · Source: olympiads.hbcse.tifr.res.in | 2020 | Indian National Biology Olympiad (INBO) | English | Solution | |
| INBO 2019 – Question Paper (English) Biology · 1.6 MB · Source: olympiads.hbcse.tifr.res.in | 2019 | Indian National Biology Olympiad (INBO) | English | Official Paper | |
| INBO 2019 – Question Paper (Hindi) Biology · 1.8 MB · Source: olympiads.hbcse.tifr.res.in | 2019 | Indian National Biology Olympiad (INBO) | Hindi | Official Paper |
- INBO 2022 – Question Paper (Hindi)2022Indian National Biology Olympiad (INBO)HindiOfficial Paper
Biology · 1.9 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2022 – Model Solutions2022Indian National Biology Olympiad (INBO)EnglishSolution
Biology · 728 KB · Source: olympiads.hbcse.tifr.res.in
- INBO 2021 – Question Paper (English)2021Indian National Biology Olympiad (INBO)EnglishOfficial Paper
Biology · 1015 KB · Source: olympiads.hbcse.tifr.res.in
- INBO 2021 – Question Paper (Hindi)2021Indian National Biology Olympiad (INBO)HindiOfficial Paper
Biology · 1.4 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2021 – Model Solutions2021Indian National Biology Olympiad (INBO)EnglishSolution
Biology · 443 KB · Source: olympiads.hbcse.tifr.res.in
- INBO 2020 – Question Paper (English)2020Indian National Biology Olympiad (INBO)EnglishOfficial Paper
Biology · 1.4 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2020 – Question Paper (Hindi)2020Indian National Biology Olympiad (INBO)HindiOfficial Paper
Biology · 1.6 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2020 – Model Solutions2020Indian National Biology Olympiad (INBO)EnglishSolution
Biology · 280 KB · Source: olympiads.hbcse.tifr.res.in
- INBO 2019 – Question Paper (English)2019Indian National Biology Olympiad (INBO)EnglishOfficial Paper
Biology · 1.6 MB · Source: olympiads.hbcse.tifr.res.in
- INBO 2019 – Question Paper (Hindi)2019Indian National Biology Olympiad (INBO)HindiOfficial Paper
Biology · 1.8 MB · Source: olympiads.hbcse.tifr.res.in