CUET Biology Syllabus 2026: PDF Available; Important Chapters, Question Papers & Books
Common University Entrance Test 2026 ( CUET )
Exam On - 11 May '26 - 31 May '26
The National Testing Agency released CUET Biology Syllabus 2026. Candidates preparing for exam must read the article below to get the direct link for CUET Biology Syllabus PDF. Get the detailed syllabus here. CUET Biology exam will be conducted between May 11 and May 31.
CUET Biology Syllabus
The National Testing Agency released the CUET Biology syllabus for 2026-27 admission cycle on its official website. This year's syllabus is more detailed, making it easier for candidates to know the topics included in each chapter. With Biology, students can get admission to courses like B.Sc. (Hons) in Botany, Zoology, Biology and other specializations. To get good marks in exam, candidates must know the CUET syllabus 2026. Biology is one of the top 10 CUET subjects. Candidates can now download the CUET Biology syllabus PDF from cuet.nta.nic.in and this page.
The 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 to know the requirements of their target university and apply for the exam. The CUET UG registration 2026 are now over. NTA will conduct CUET 2026 for UG admissions between May 11 and May 31, 2026. The mode of examination will be Computer-Based Test (CBT) mode. The exact exam dates for Biology will be shared by NTA soon. Get the direct CUET Biology Syllabus PDF link and the list of biology books for exam preparation here on this page.
Also Read: CUET Information Bulletin 2026
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 Biology Exam Pattern
- CUET Biology Syllabus 2026
- CUET Biology Syllabus PDF Download
- CUET Subject List: Syllabus and Question Paper
- Best Books for CUET Biology
CUET Biology Exam Pattern
Check out the table below to know the details regarding CUET UG Biology pattern 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 |
Must Read: Best UG Courses for Science, Commerce, Arts Stream
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CUET Biology Syllabus 2026
The CUET Biology Syllabus includes 5 units with multiple chapters. Candidates can take a look at the detailed CUET Biology Syllabus here.
Unit I: Reproduction
1. Sexual Reproduction in Flowering Plants: Pre-fertilisation: structure and events - stamen, microsporangium and pollen grain, pistil, megasporangium and embryo sac; Development of male (microsporogenesis) and female gametophyte (megasporogenesis); Pollination – types, agents and examples; Out breeding devices; Pollen-pistil interaction; Double fertilisation; Post fertilisation: structure and events – development of endosperm and embryo; Formation of seed and fruit and parthenocarpy; Significance of seed in angiosperms; Apomixis and polyembryony.
2. Human Reproduction: Male and female reproductive systems; microscopic anatomy of testis and ovary; gametogenesis - spermatogenesis and oogenesis; menstrual cycle; fertilisation, embryo development up to blastocyst formation, implantation; pregnancy and embryoni development and placenta; Parturition and lactation.
3. Reproductive Health: Problems and strateies - amniocentesis; Population stabilisation and birth control – various methods of contraception; Medical termination of pregnancy (MTP); Sexually transmitted infections (STIs); Infertility – Assisted reproductive technologies (IVF, ZIFT, GIFT, ICSI and IUI).
Unit II: Genetics and Evolution
1. Principles of Inheritance and Variation: Mendel’s law of inheritance: Inheritance of one gene – Law of dominance, law of segregation (test and back cross); Deviation from Mendelism – incomplete dominance and co-dominance; Multiple alleles and inheritance of blood groups; Inheritance of two genes – law of independent assortment, dihybrid cross; Chromosomal theory of inheritance; Linkage and recombination; Polygenic inheritance; Pleiotropy; Sex determination in humans, birds and honey bee; Mutation; Genetic disorders – pedigree analysis, Mendelian disorders (colour blindness, haemophilia, sickle-cell anaemia, phenylketonuria and thalassemia), chromosomal disorders in humans (aneuploidy, polyploidy, Down's syndrome, Turner's syndrome and Klinefelter's syndrome).
2. Molecular Basis of Inheritance: Structure and packaging of DNA helix; Search for genetic material (transforming principle and Hershey-Chase experiment); Properties of genetic material; Replication (Meselson and Stahl’s experiment); Transcription – transcription unit and gene; RNA world – types of RNA and process of transcription; Genetic code and mutations; tRNA; Translation; Regulation of gene expression – Lac operon; Human Genome Project (goals, salient features and applications); DNA fingerprinting (polymorphism and VNTR).
3. Evolution: Origin of life – Miller’s experiment; Concepts of evolution (Darwin's contribution); Evidences for evolution (embryology, paleontology, comparative anatomy, divergent and convergent evolution and industrial evolution); Adaptive radiation; Biological evolution; Natural selection; Mechanism of evolution; Hardy-Weinberg principle and affecting factors (gene migration, genetic drift, mutation, recombination and natural selection); Evolution of plants and vertebrates through geological periods; Origin and evolution of man.
Unit III: Biology and Human Welfare
1. Human Health and Disease: Introduction about health; Common diseases in humans (typhoid, pneumonia, common cold, malaria, amoebiasis, ascariasis, filariasis and ringworms); Immunity – innate and acquired immunity, active and passive immunity, vaccination and immunisation, allergies, auto-immunity and immune system in human; AIDS; Cancer; Drugs and alcohol abuse - adolescence, addiction, effects of drug abuse, prevention and control.
2. Microbes in Human Welfare: Microbes in household products; Microbes in industrial products – beverages, antibiotics, enzymes and bioactive molecules; Microbes in sewage treatment and production of biogas, Microbes as biocontrol agents and biofertilisers.
Unit IV: Biotechnology and its Applications
1. Biotechnology: Principles and Processes: Principles of biotechnology; Tools of recombinant DNA technology – restriction enzymes, cloning vectors, competent host; Processes of rDNA technology – isolation, amplification of gene (PCR), insertion of rDNA in host and bioreactors; Downstream processing.
2. Biotechnology and its Applications: Application of biotechnology in agriculture – tissue
culture, genetically modified organisms, Bt cotton, RNA interference; Biotechnology in medicine – insulin, gene therapy and molecular diagnosis; Transgenic animals; Ethical issues – biopiracy and patents.
Unit V: Ecology and Environment
1. Organisms and Populations: Population attributes - birth and death rate, age pyramids; Population growth – exponential and logistic growth; Life history variation; Population interactions – predation, competition, parasitism, commensalism, mutualism and amensalism.
2. Ecosystem: Structure and function; Productivity; Decomposition; Energy flow – different trophic levels, food chain and food web; Ecological pyramids – pyramid of energy, biomass and number.
3. Biodiversity and Conservation: Biodiversity – concept, patterns and importance; Causes of biodiversity loss; Biodiversity conservation – approaches (narrowly utilitarian, broadly utilitarian and ethical); Methods of biodiversity conservation – in situ (endemism, hotspots and sacred groves etc.), ex situ (Wildlife safaris, zoological parks and cryopreservation etc.).
CUET Biology Syllabus PDF Download
The National Testing Agency has released syllabus PDFs for all subjects for CUET on its official website - cuet.nta.nic.in. Candidates preparing for biology exam can download the CUET Biology Syllabus PDF 2026 from the direct link given below.
Also Download:
| CUET Biology Question Paper |
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CUET Subject List: Syllabus and Question Paper
National Testing Agency offers 37 subjects through Common University Entrance Test. Find the syllabus and CUET UG Question Papers PDFs for the Language Paper, 23 CUET Domain Subjects, and General Test in the table below:
A biology student can make career in the following fields:
- Medical Careers
- Biotechnology and Genetics
- Environmental Science
- Agriculture and Food Science
- Allied Health Sciences
Yes, CUET UG 2026 official syllabus has been released. NTA uploaded the CUET 2026 syllabus PDFs online at cuet.nta.nic.in. Candidates preparing for CUET 2026 exam can download the CUET syllabus. The CUET syllabus is based on class 12th NCERT curriculum. Candidates must prepare well from the class 12th syllabus to ace the entrance examination.
No, class 11th subject syllabus is not included in CUET UG exam. Students who are preparing for CUET 2026 exam must focus on class 12th NCERT curriculum. NTA prescribes the CUET UG syllabus on its official website. Candidates must be familar the detailed syllabus mentioned on the NTA CUET official website- cuet.nta.nic.in. However, for better concepts clarity, candidates may refer to the class 11th resources.
NTA CUET 2026 exam will be scheduled in May/June 2026 tentatively. Candidates preparing for board examinations must prepare well for the CUET exam along.
Best Books for CUET Biology
Biology can be tough, yet the scoring exam. Candidates who have selected Biology in their online form must take reference from CUET books curated specially for Biology exam to prepare and score well. Below are some best books that students can refer for exam preparation:
- 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
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Candidates who are willing to apply through Common University Entrance Test scores, must fill the CUET UG application form and select General Test as subject to qualify for admission process. Candidates can apply through CUET 2024, 2025 and 2026 scores for IIMB DBE admissions 2026.
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No, the CUET-UG registrations for the CPJ College BBA LLB (hons) admissions have been closed for the academic year 2026. The last date to apply for the CUET-UG 2026 was scheduled on January 31st.
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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.