The CUET Biology syllabus 2026 is designed to test your understanding of core Biology concepts taught in Classes 11 and 12. It mainly covers topics from NCERT, including diversity in living organisms, cell structure, plant and human physiology, genetics, biotechnology, and ecology. Knowing the CUET UG Biology syllabus in advance helps students plan their study better, focus on important chapters, and prepare confidently for the exam. This syllabus is especially important for aspirants aiming for BSc, life science, medical, and biotechnology-related courses through CUET UG.

CUET Biology Syllabus 2026

Candidates can check the topics listed in the table below to clearly understand the CUET Biology Syllabus 2026 so as not miss any topic while preparing for the CUET entrance exam.

CUET UG Biology Syllabus 2026

Unit

Chapter

Key Topics

I. Reproduction

1. Reproduction in Organisms

Asexual & sexual reproduction; Binary fission, budding, sporulation, gemmule, fragmentation; Vegetative propagation in plants

2. Sexual Reproduction in Flowering Plants

Flower structure; Male & female gametophyte development; Pollination types & agents; Pollen-pistil interaction; Double fertilization; Seed & fruit formation; Apomixis, parthenocarpy, polyembryony

3. Human Reproduction

Male & female reproductive systems; Testis & ovary structure; Spermatogenesis & oogenesis; Menstrual cycle; Fertilization, embryo development up to blastocyst; Implantation; Pregnancy & placenta; Parturition & lactation (basic)

4. Reproductive Health

Need for reproductive health; Prevention of STDs; Birth control & contraception; MTP; Amniocentesis; Infertility & assisted reproductive technologies (IVF, ZIFT, GIFT)

II. Genetics & Evolution

5. Heredity & Variation

Mendelian inheritance; Incomplete dominance, co-dominance, multiple alleles, pleiotropy; Polygenic inheritance; Chromosome theory; Sex determination; Linkage & crossing over; Sex-linked traits; Mendelian & chromosomal disorders

6. Molecular Basis of Inheritance

DNA & RNA structure; DNA packaging & replication; Central dogma; Transcription & translation; Gene regulation (Lac Operon); Human genome project; DNA fingerprinting

7. Evolution

Origin of life; Evidence of evolution (fossils, anatomy, embryology, molecular); Darwin & modern synthesis; Mechanisms of evolution – mutation, recombination, natural selection; Gene flow & genetic drift; Hardy-Weinberg principle; Adaptive radiation; Human evolution

III. Biology & Human Welfare

8. Health & Disease

Human pathogens (Malaria, Filariasis, Typhoid, etc.); Vaccines; Cancer, HIV/AIDS; Adolescence; Drug & alcohol abuse

9. Improvement in Food Production

Plant breeding; Tissue culture; Single-cell protein; Biofortification; Apiculture; Animal husbandry

10. Microbes in Human Welfare

Food processing; Industrial production; Sewage treatment; Energy generation; Biocontrol & biofertilizers

IV. Biotechnology & Its Applications

11. Organisms & Environment

Habitat & niche; Population adaptations & interactions (mutualism, competition, predation, parasitism); Population attributes (growth, birth & death rate, age distribution)

12. Ecosystems

Patterns & components; Productivity & decomposition; Energy flow & pyramids; Nutrient cycles (carbon & phosphorus); Ecological succession; Ecological services (carbon fixation, pollination, oxygen release)

13. Biodiversity & Conservation

Concept & patterns; Importance; Loss & conservation; Hotspots; Endangered species; Extinction; Red Data Book; Biosphere reserves; National parks & sanctuaries

14. Environmental Issues

Air & water pollution; Agrochemical effects; Solid & radioactive waste management; Greenhouse effect & global warming; Ozone depletion; Deforestation; Case studies on environmental solutions

Download CUET Biology Syllabus 2026 PDF (Latest)

The CUET Biology Syllabus 2026 PDF helps students clearly understand all the topics they need to prepare for the exam. It includes units from Class 11 and 12 Biology covering important chapters like Genetics, Ecology, Human Physiology, and Biotechnology. Downloading the latest syllabus PDF allows aspirants to plan their study schedule better, focus on high-weightage topics, and avoid unnecessary content while preparing for CUET UG Biology.

Download CUET Biology Syllabus Latest PDF

Recommended Books for CUET UG Biology Syllabus Preparation

The best books for CUET UG Biology preparation help students build strong concepts and practise NCERT-based questions effectively. Choosing the right study material ensures complete syllabus coverage and improves accuracy in the exam.

CUET UG Biology Books

Book Name

Author

NCERT Biology Class 11

NCERT

NCERT Biology Class 12

NCERT

Trueman’s Elementary Biology (Vol. 1 & 2)

K.N. Bhatia & M.P. Tyagi

Objective Biology

Dinesh

Biology for Competitive Exams

Pradeep Publications

Preparation Tips for CUET UG Biology Exam 2026

Check the CUET Preparation tips followed by most of the students appearing for the Biology exam below.

  • Focus on NCERT Class 12 Biology, especially every line and diagram.
  • Practice 30–50 MCQs along with the CUET UG Previous Year Question Paper daily from different chapters.
  • Make one-page notes for each chapter with key terms and diagrams.
  • Revise at least two chapters every day—one strong, one weak.
  • Use flashcards or sticky notes for tough definitions and examples.
  • Solve previous year CUET papers to understand the pattern.
  • Mark your mistakes and revise those topics again after 2–3 days.
CUET Biology Syllabus FAQs

Answer: Generally, yes. The syllabus covers all key chapters from both years but always refer to the official CUET notification for exact details.

Answers: Yes, the CUET Biology syllabus closely follows the NCERT textbooks for Class 11 and 12.

Answer: The official syllabus is published on the National Testing Agency (NTA) website and the CUET official portal.

Answer: The Biology section consists of multiple-choice questions (MCQs) designed to test conceptual understanding and factual knowledge. The number of questions and marks may vary based on the exam guidelines.

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