Edexcel IAL YBI11 Biology Unit 5 Respiration, Internal Environment, Coordination and Gene Technology (WBI15) Past Papers
Pearson Edexcel International A Level (IAL) YBI11 Biology Unit 5 Respiration, Internal Environment, Coordination and Gene Technology (WBI15): written paper. 15 past papers from 2020 to 2025; 4 can be taken online.
Take a past paper online — free once
Open any series below, then choose “Take this paper online”.
All series
| Series | Code | Max | Qs | Thresholds (min marks) | Online |
|---|---|---|---|---|---|
| May/June 2025 | WBI15 | – | 6 | – | online |
| January 2025 | WBI15 | – | – | – | soon |
| October 2024 | WBI15 | – | 6 | – | online |
| May/June 2024 | WBI15 | – | – | – | soon |
| January 2024 | WBI15 | – | – | – | soon |
| October 2023 | WBI15 | – | 7 | – | online |
| May/June 2023 | WBI15 | – | – | – | soon |
| January 2023 | WBI15 | – | – | – | soon |
| October 2022 | WBI15 | – | – | – | soon |
| May/June 2022 | WBI15 | – | – | – | soon |
| January 2022 | WBI15 | – | 7 | – | online |
| October 2021 | WBI15 | – | – | – | soon |
| May/June 2021 | WBI15 | – | – | – | soon |
| January 2021 | WBI15 | – | – | – | soon |
| October 2020 | WBI15 | – | – | – | soon |
