Rupali
Rupali Pruthi
Deputy Manager - Editorial
Updated on Apr 8, 2026 17:37 IST
NEET Biology syllabus 2026 is shared here for Botany and Zoology. Download NEET Biology syllabus PDF and also check the chapter-wise weightage and preparation tips. The Biology NEET syllabus is based on Class 11 and Class 12 curriculum. There are total 10 chapters in this section of NEET 2026.

NEET Biology syllabus 2026 is shared on this page for Botany and Zoology. Check the detailed syllabus along with the chapter-wise weightage. The Biology NEET syllabus is based on the Class 11 and Class 12 curriculum. Download the NEET Biology syllabus PDF.

NEET Biology Syllabus 2025 with Chapter-Wise Weightage

The Biology section of NEET 2026 is of the highest weightage, with the most number of questions (90 MCQs). The NEET Biology section is segregated into Botany and Zoology, and each of these sections contains 45 questions. The total number of chapters of NEET Biology is 10. To get good marks in the exam, candidates must know the NEET Biology syllabus 2026. The syllabus includes topics such as plant kingdom, animal kingdom, health and disease, reproduction, biotechnology, ecology and environment and many more. Check the detailed NEET Biology syllabus 2026, along with the chapter-wise weightage and tips on how to prepare for the Biology section of the NEET exam. Candidates can also download the NEET Biology syllabus PDF on this page.

Table of contents
  • NEET 2026 Biology Syllabus: Class 11 & Class 12 Chapters
  • NEET Biology Syllabus 2026 PDF Download
  • NEET Biology Syllabus 2026
  • NEET Biology Syllabus 2026 for Botany & Zoology
  • NEET Biology Chapter Wise Weightage 2026
  • Best Books to Prepare for NEET Syllabus of Biology
  • NEET Biology Syllabus 2026 Analysis
  • How to Prepare for NEET Biology 2026?
View More

NEET 2026 Biology Syllabus: Class 11 & Class 12 Chapters

Although there is no segregation of syllabus for Class 11 and Class 12, for the convenience of students, the table below brings the total chapters in Biology Class 11 and 12 for NEET 2026. 

NEET Biology Syllabus for Class 11

NEET Biology Syllabus for Class 12

Diversity in Living World

Reproduction

Structural Organisation in Animals and Plants

Genetics and Evolution

Cell Structure and Function

Biology and Human Welfare

Plant Physiology

Biotechnology and Its Applications

Human Physiology

Ecology and Environment

NEET Biology Syllabus 2026 PDF Download

With the NEET 2026 scheduled on May 3, 2026, it is high time that aspirants should complete the Biology syllabus. Download the NEET Biology syllabus PDF 2026 below.

Download: NEET Biology Syllabus 2026

NEET Biology Syllabus 2026

In this section, we bring to you the topics under each unit of the chapter under the Biology syllabus for NEET.

Unit & Chapter Name

Topics Covered

Unit I: Diversity in Living World

What is living?, Biodiversity, Five kingdom classifications, Salient features and classification of plants into major groups, Salient features and classification of animals-nonchordate up to phyla level and chordate up to classes level

Unit II: Structural Organisation in Animals and Plants

Morphology and modifications, Tissues, Root, stem, leaf, inflorescence- cymose and recemose, flower, fruit and seed, Family (malvaceae, Cruciferae, leguminoceae, compositae, graminae), Animal tissues

Unit III: Cell Structure and Function

Cell theory and cell as the basic unit of life, Plant cell and animal cell; Cell envelope, cell membrane, cell wall, Cell organelles, Chemical constituents of living cells, Biomolecules, Enzymes, B Cell division

Unit IV: Plant Physiology

Photosynthesis, Respiration, Plant growth and development

Unit V: Human Physiology

Breathing and Respiration, Body fluids and circulation, Excretory products and their elimination, Locomotion and Movement, Chemical coordination and regulation

Unit VI: Reproduction

Sexual reproduction in flowering plants, Human Reproduction, Reproductive health, STD, Birth control, Amniocentesis; Infertility– IVF, ZIFT, GIFT

Unit VII: Genetics and Evolution

Heredity and variation, Haemophilia, Colour blindness; Mendelian disorders in humans-Thalassemia; Chromosomal disorders in humans; Down’s syndrome, Turner’s and Klinefelter’s syndromes, Molecular basis of Inheritance, Evolution

Unit VIII: Biology and Human Welfare

Health and Disease, Pathogens, parasites causing human diseases, improvement in food production, Microbes in human welfare

Unit IX: Biotechnology and Its Applications

Principles and process of Biotechnology, Application of Biotechnology in Health and Agriculture

Unit X: Ecology and Environment

Organisms and environment, Ecosystem, Biodiversity and its conservation

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NEET Biology Syllabus 2026 for Botany & Zoology

The Biology section of NEET exam is segregated into Botany and Zoology. Have a look at the NEET Botany and Zoology topics below-

NEET Botany Chapters

NEET Zoology Chapters

Cell - The Unit of Life

Structural Organization in Animals (including Frog)

Cell Cycle and Cell Division

Biomolecules

The Living World

Breathing and Exchange of Gases

Biological Classification

Body Fluids and Circulation

Plant Kingdom

Excretory Products & their Elimination

Morphology of Flowering Plants

Locomotion & Movement

Anatomy of Flowering Plants

Neural Control & Coordination

Photosynthesis in Higher Plants

Chemical Coordination & Integration

Respiration in Plants

Animal Kingdom

Plant Growth and Development

Human Reproduction

Sexual Reproduction in Flowering Plant

Reproductive Health

Principle of Inheritance and Variation

Evolution

Molecular Basis of Inheritance

Human Health and Diseases

Microbes in Human Welfare

Biotechnology: Principles & Processes

Organisms and Population

 

Ecosystem

 

Biodiversity and Conservation

 

NEET Biology Chapter Wise Weightage 2026

The table brings the topics from the NEET Biology syllabus in NEET along with their weightage. 

 Chapters and Topics

Average No. of Questions

Weightage

Cell Biology

4

8%

Ecology-Biodiversity and Conservation

5

10%

Plant Kingdom

1

2%

Genetics - I

4

8%

Sexual Reproduction in Flowering Plants

3

6%

Ecology-Ecosystem 

1

2%

Anatomy of Flowering Plants

3

6%

Biotechnology

4

8%

Morphology of Flowering Plants

4

8%

Plant Physiology

4

8%

Plant Physiology-II-Photosynthesis In Higher Plants

3

6%

Genetics-II

4

8%

Biomolecule-I

2

4%

Ecology-Organisms and Population

1

2%

Plant Physiology-II-Respiration in plants

2

4%

Biomolecule-II

2

4%

Biology In Human Welfare

1

2%

Biological Classification

2

4%

Cell Biology

4

8%

Genetics-I

2

4%

Biotechnology

4

8%

Genetics - II

2

4%

Ecology-Organisms and Population

1

2%

Biomolecule - II

2

4%

Body fluids and circulation 

2

4%

Animal Kingdom - I

3

6%

Human Reproduction and Reproductive Health

7

14%

Excretory Products and Their Elimination

2

4%

Neural Control and Coordination

2

4%

Locomotion and Movement

2

4%

Biology In Human Welfare-Human Health and Disease

5

10%

Breathing and Exchange of Gases

2

4%

Origin and Evolution

4

8%

Chemical Coordination and Integration

2

4%

Structural Organisation in Animal 

1

2%

Animal Kingdom - II

3

6%

Note: The above table carries topic-wise weightages based on last year's NEET exam. Candidates may use it for reference by omitting the removed topics.

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Best Books to Prepare for NEET Syllabus of Biology

The best books to prepare for the NEET Biology syllabus are given below:

  • NCERT Biology Books for Class 11 and Class 12
  • Biology by Trueman (Volume 1 and 2)
  • Objective Botany by Ansari
  • Pradeep Guide on Biology
  • G R Bathla publications for Biology
  • Moderns ABC of Biology for XI and XII by B B Arora, A K Sabharwal (Modern Publishers)
  • Exploring Biology (Vol 1 and 2) by Sanjay Sharma and Sudhakar Banerjee (Arihant Publications)
  • Objective Biology (Vol 1, 2 and 3) by K N Bhatia/ K Bhatia (Dinesh Publications)
  • Medical Entrances Biology (Vol 1, 2 and 3) Mamta R Solanki and Lalita Ghotik (Target Publications)
  • Together with Biology by S Venugopal

NEET Biology Syllabus 2026 Analysis

As per the NEET exam analysis, Biology questions in NEET are mostly NCERT-based. Questions were mostly from topics such as Human Physiology, Genetics, and Plant Physiology. Unlike previous years, this year's question papers featured six figure-based and three direction-based questions, along with 30 'match the following' and 17 statement-based questions. As 30 per cent of the questions were of the 'match the following' type, some students found the paper a bit lengthy. The infographic brings the weightage of NEET Biology questions for Class 11 and Class 12.

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How to Prepare for NEET Biology 2026?

Biology is one of the easiest subjects of NEET and studying for the NEET 2025 Biology syllabus would require sincerity and determination, along with conceptual clarity. Here are a few tips for NEET 2025 Biology preparation. 

  • Refer to the right books: Students must complete the NCERT Biology textbooks first to develop the foundational knowledge, or to complete fundamental preparation. After that, they may move on to other advanced books,
  • Use visual learning techniques: Since Biology is all about diagrams, using visual learning techniques like using flashcards, drawing diagrams and labelling important parts, making notes and highlighting the important points, to name a few. 
  • Solving NEET previous years questions, mock tests: NEET question papers give the right exposure to students in terms of the question types and topics covered in the NEET Biology syllabus. It also serves as a proper practice material, along with taking regular NEET mock tests. 
  •  Regular revision: Regular revision is the key to any exam preparation. As soon as you complete a topic, you should revise and brush up on the knowledge acquired. Regular revision will ensure that you do not forget the topics that you had prepared a while ago. 
  • Make a timetable: Since NEET preparation involves studying multiple subjects, it is of utmost importance to strike a balance. Here, preparing a timetable comes in handy, wherein students will allot a proper schedule to study, revise, and practice the NEET Biology syllabus. 

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About the Author
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Rupali Pruthi
Deputy Manager - Editorial

With MA in English, Rupali has more than 15 years of editorial experience. At Shiksha.com, a subsidiary of Info Edge (India) Limited, she creates content and make prep guides for students preparing for competitive e

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 Terna College of Physiotherapy – NEET 2025 BPT Cutoff

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SC/ST250–280Reserved category benefit.
PwD~220–240Special quota, fewer applicants.

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