CUET Biology Syllabus 2026: Important Chapters, Questions & Books; PDF Download
Common University Entrance Test 2026 ( CUET )
Are you planning to take the CUET 2026 Biology exam? If yes, read the article below to get the direct PDF link for CUET Biology Syllabus. Also, get the important topics, previous years' question papers, and some recommended books to prepare for the CUET Biology exam.
CUET Biology Syllabus
CUET Biology Syllabus 2026: CUET is an undergraduate entrance exam held by the National Testing Agency (NTA) for students to gain admission to different universities/colleges across India. Biology is one of the top 10 CUET subjects. The National Testing Agency will release the CUET UG syllabus 2026 in PDF format on its official website. The CUET Biology Syllabus includes topics such as reproduction, biotechnology, ecology and environment, health and disease, and many more. Candidates preparing for the CUET exam must check the CUET eligibility criteria and ensure they meet all the requirements of their target university.
NTA will conduct CUET 2026 for UG admissions in the second week of May 2026. The mode of examination will be Computer-Based Test (CBT) mode. Get the direct CUET Biology Syllabus PDF link and the list of biology books for exam preparation here on this page.
The CUET Biology exam consists of 50 multiple-choice questions (MCQs) and candidates must attempt all questions within 60 minutes. Each correct answer carries 5 marks and 1 mark is deducted for every incorrect answer.
Yes, you can take Biology as CUET domain subject for all universities. However, before opting for the subject make sure that your target CUET university's subject requirement for your desired UG course includes Biology.
- CUET 2026 Biology Syllabus: Highlights
- CUET UG Biology Syllabus 2026
- Download CUET Subject-Wise Syllabus and Question Paper PDF
- Recommended Books for CUET UG Biology 2026
CUET 2026 Biology Syllabus: Highlights
Check out the table below to know the details regarding CUET UG Biology Syllabus 2026:
| Particulars |
Details |
|---|---|
| CUET Exam Conducting Body |
National Testing Agency |
| Mode of the examination |
Computer-based test mode |
| Language of exam |
13 languages - English, Hindi, Assamese, Bengali, Gujarati, Kannada, Malayalam, Marathi, Odia, Punjabi, Tamil, Telugu, and Urdu |
| Type of questions |
Multiple Choice Questions (MCQs) |
| Total number of Questions |
50 questions (all compulsory) |
| Duration of Exam |
60 minutes |
| 250 per subject |
|
| Negative marking |
Yes |
| Marking Scheme |
+5 for each correct answer -1 for each incorrect answer |
| CUET Biology Mapping for Courses |
B.Sc. in Biology or Zoology |
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CUET UG Biology Syllabus 2026
The CUET Biology Syllabus includes 13 chapters. Candidates can take a look at the detailed CUET Biology Syllabus here.
Unit I: Reproduction
Chapter 1: Sexual Reproduction in Flowering Plants Flower structure; development of male and female gametophytes; pollination - types, agencies and examples; out breeding devices; pollen-pistil interaction; double fertilization; post fertilization events - development of endosperm and embryo, development of seed and formation of fruit; special modes- apomixis, parthenocarpy, polyembryony; Significance of seed dispersal and fruit formation
Chatpter 2: Human Reproduction Male and female reproductive systems; microscopic anatomy of testis and ovary; gametogenesis -spermatogenesis and oogenesis; menstrual cycle; fertilisation, embryo development upto blastocyst formation, implantation; pregnancy and placenta formation (elementary idea); parturition (elementary idea); lactation (elementary idea).
Chapter 3: Reproductive Health Need for reproductive health and prevention of Sexually Transmitted Diseases (STDs); birth control - need and methods, contraception and medical termination of pregnancy (MTP); amniocentesis; infertility and assisted reproductive technologies - IVF, ZIFT, GIFT (elementary idea for general awareness).
Unit II: Genetics and Evolution
Chapter 4: Principles of Inheritance and Variation Heredity and variation: Mendelian inheritance; deviations from Mendelism – incomplete dominance, co-dominance, multiple alleles and inheritance of blood groups, pleiotropy; elementary idea of polygenic inheritance; chromosome theory of inheritance; chromosomes and genes; Sex
determination - in humans, birds and honey bee; linkage and crossing over; sex linked inheritance - haemophilia, colour blindness; Mendelian disorders in humans - thalassemia; chromosomal disorders in humans; Down's syndrome, Turner's and Klinefelter's syndromes.
Chapter 5: Molecular Basis of Inheritance Search for genetic material and DNA as genetic material; Structure of DNA and RNA; DNA packaging; DNA replication; Central Dogma; transcription, genetic code, translation; gene expression and regulation - lac operon; Genome, Human and rice genome projects; DNA fingerprinting.
Chapter 6: Evolution Origin of life; biological evolution and evidences for biological evolution (paleontology, comparative anatomy, embryology and molecular evidences); Darwin's contribution, modern synthetic theory of evolution; mechanism of evolution - variation (mutation and recombination) and natural selection with examples,
types of natural selection; Gene flow and genetic drift; Hardy- Weinberg's principle; adaptive radiation; human evolution
Unit III: Biology and Human Welfare
Chapter 7: Human Health and Disease Pathogens; parasites causing human diseases (malaria, dengue, chikungunya, filariasis, ascariasis, typhoid, pneumonia, common cold, amoebiasis, ring worm) and their control; Basic concepts of immunology - vaccines; cancer, HIV and AIDS; Adolescence - drug and alcohol abuse.
Chapter 8: Microbes in Human Welfare. Microbes in food processing, industrial production, sewage treatment, energy generation and microbes as bio-control agents and bio-fertilizers. Antibiotics; production and judiciousus.
Unit IV: Biotechnology and its Applications
Chapter 9: Biotechnology: Principles and Processes Genetic Engineering (Recombinant DNA Technology).
Chapter 10: Biotechnology and its Applications Application of biotechnology in health and agriculture: Human insulin and vaccine production, stem cell technology, gene therapy; genetically modified organisms - Bt crops; transgenic animals; biosafety issues, biopiracy and patents.
Unit V: Ecology and Environment
Chapter 11: Organisms and Populations Population interactions - mutualism, competition, predation, parasitism; population attributes - growth, birth rate and death rate, age distribution. (Topics excluded: Organism and its Environment, Major Aboitic Factors, Responses to Abioitic Factors, Adaptations)
Chapter 12: Ecosystem Ecosystems: Patterns, components; productivity and decomposition; energy flow; pyramids of number, biomass, energy (Topics excluded: Ecological Succession and Nutrient Cycles).
Chapter 13: Biodiversity and Conservation Biodiversity-Concept, patterns, importance; loss of biodiversity; biodiversity conservation; hotspots, endangered organisms, extinction, Red Data Book, Sacred Groves, biosphere reserves, national parks, wildlife, sanctuaries, and Ramsar sites.
Also Download:
| CUET Biology Question Paper | CUET Biology Syllabus PDF |
Download CUET Subject-Wise Syllabus and Question Paper PDF
Find the CUET Syllabus 2026 and CUET UG Question Papers PDFs for the Language Paper, 23 CUET Domain Subjects, and General Test in the table below:
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Recommended Books for CUET UG Biology 2026
Students taking the CUET Biology 2026 can study from the following CUET books:
- NCERT Class 12 Biology Textbook
- Pradeep’s A Text Book of Biology Class 12 by P.S. Dhami
- Together with Biology by S. Chand
- Biology by Campbell and Reece
- S. Chand’s Biology for class XII by B.P. Pandey
A biology student can make career in the following fields:
- Medical Careers
- Biotechnology and Genetics
- Environmental Science
- Agriculture and Food Science
- Allied Health Sciences
Since the CUET UG 2025 syllabus is in line with the Class 12 Board exam syllabus, it can be safely assumed that the NCERT books are enough to clear CUET UG 2025 exam. Candidates must note that, CUET exam tests students' understanding of the concepts and ability to apply them in various situations. Therefore, to prepare well and get a good score, it is advised that students refer to other study materials and books designed for national level competitive entrance exams. The CUET UG syllabus is in tune with the Class 12 Board exam syllabus. The chapters and topics are similar to Class 12 syllabus. Unlike other UG entrance exams, CUET UG syllabus does not include Class 11 syllabus.
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No, CUET UG 2026 application form has not been released yet. It is expected that NTA will commence CUET registration 2026 in first week of March at cuet.nta.nic.in. Candidates seeking admisison to UG courses of central, state, private or deemed universities must fill the online application form befo
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Scholar-Level 17
Although NCERT is enough to prepare for CUET biology exam, according to the previous years' question papers, NTA may ask some questions that require analytical thinking skills. To be prepare for those questions, candidates can always take reference from books of other authors or publishers.
However, a candidate is advised to first cover the NCERT biology books, before studying from any other book.