Hello,
I have attached the link for class 12 Half yearly question paper 2025 - 2026 in which you can find the question paper. Kindly check the below link and get your biology question paper.
https://school.careers360.com/boards/rbse/rbse-class-12-biology-half-yearly-question-paper-2025-26
If the above link doesn't match your state or need, Kindly check the following link.
https://school.careers360.com/boards/bseb/bihar-board-class-12-half-yearly-exam-biology-question-paper-2025-26
https://school.careers360.com/boards/dge-tamil-nadu/tamil-nadu-12th-half-yearly-biology-question-paper-2025-26