This page has a free CUET UG 2027 Biology sample paper with answer key, the actual 2026 Biology paper and an older 40-question practice set. Under the latest (2026) pattern, the Biology test (code 304) has 50 compulsory questions in 60 minutes, with +5 for a right answer and -1 for a wrong one.
CUET UG 2027 Biology Sample Paper
Download the Biology papers, then check the current pattern, syllabus and past papers.
Download CUET Biology Sample Papers (PDF)
All papers below are free to view and download. Start with the 2027 sample paper, which follows the current 50-question format, then solve the 2026 paper to see the real question style.
| Paper | What it contains | |
|---|---|---|
| CUET UG 2027 Biology sample paper | 50 questions, 250 marks, 60 minutes, answer key at the end | View PDF |
| CUET UG 2026 Biology question paper | The actual 2026 exam paper in the current 50-question format | View PDF |
| Older CUET Biology practice paper | 40 questions, made for CUET 2023; the current test has 50 | View PDF |
What is the CUET UG 2027 Biology exam pattern?
The Biology paper has 50 compulsory questions to finish in 60 minutes. NTA has not released the CUET UG 2027 bulletin yet; it is expected in January 2027, so the table shows the latest (2026) pattern.
| Feature | Details (latest bulletin, 2026) |
|---|---|
| Paper | Biology / Biological Science / Biotechnology / Biochemistry (code 304) |
| Questions | 50, all compulsory |
| Duration | 60 minutes |
| Marking | +5 for a correct answer, -1 for a wrong answer, 0 if not answered |
| Maximum marks | 250 |
| Mode | Computer-based test (CBT) |
| Syllabus | Based on NCERT Class 12 Biology |
| Medium | Any of 13 languages, including English and Hindi |
What does the CUET Biology syllabus cover?
The 2026 Biology syllabus, the latest released, has the units below. Unit-wise topics for every paper are on the CUET UG 2027 syllabus page.
- Reproduction
- Genetics and evolution
- Biology and human welfare
- Biotechnology and its applications
- Ecology and environment
Official 2026 Biology syllabus: View PDF.
Where are the CUET Biology previous year papers?
The CUET Biology question papers page has the papers from 2022, 2023, 2024 and 2025, each with that year’s NTA answer key. Papers before 2025 let candidates skip some questions, so the 2025 and 2026 papers are the closest to the current format.
For other subjects, see all CUET UG previous year question papers and the CUET UG 2027 sample papers for every subject.
How should you practise with these papers?
- Finish the NCERT Class 12 Biology chapters listed in the syllabus before you attempt a full paper.
- Solve the 2027 sample paper in one 60-minute sitting, then mark it at +5 and -1 using the answer key at the end.
- Go back to the units where you lost marks, then use the older practice set and past papers for those topics.
- In the final weeks, take a timed online CUET mock test to practise the computer-based format.