| 1 | James Ruse Agricultural High School | Carlingford | Biology | 30 |
| 2 | Girraween High School | Girraween | Biology | 28 |
| 3 | Hurlstone Agricultural High School | Glenfield | Biology | 25 |
| 4 | Merewether High School | Broadmeadow | Biology | 24 |
| 5 | Pymble Ladies College | Pymble | Biology | 23 |
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| 6 | Sydney Grammar School | Darlinghurst | Biology | 20 |
| 7 | Abbotsleigh | Wahroonga | Biology | 18 |
| 8 | Baulkham Hills High School | Baulkham Hills | Biology | 18 |
| 9 | Fort Street High School | Petersham | Biology | 18 |
| 10 | North Sydney Girls High School | Crows Nest | Biology | 18 |
| 11 | Malek Fahd Islamic School | Greenacre | Biology | 17 |
| 12 | Sydney Girls High School | Surry Hills | Biology | 17 |
| 13 | Barker College | Hornsby | Biology | 14 |
| 14 | SCEGGS Darlinghurst | Darlinghurst | Biology | 14 |
| 15 | Caringbah High School | Caringbah | Biology | 12 |
| 16 | Northern Beaches Secondary College Manly Campus | North Curl Curl | Biology | 11 |
| 17 | Chatswood High School | Chatswood | Biology | 10 |
| 18 | Killara High School | Killara | Biology | 10 |
| 19 | St George Girls High School | Kogarah | Biology | 10 |
| 20 | Al-Faisal College | Auburn | Biology | 9 |
| 21 | Ascham School | Edgecliff | Biology | 9 |
| 22 | Carlingford High School | Carlingford | Biology | 8 |
| 23 | Cherrybrook Technology High School | Cherrybrook | Biology | 8 |
| 24 | Cranbrook School | Bellevue Hill | Biology | 8 |
| 25 | Loreto Normanhurst | Normanhurst | Biology | 8 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 14 Feb 2023