NEET Biology Syllabus
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NEET Biology syllabus 2022 – With the maximum number of marks, the NEET biology syllabus is the most important area to score high. Medical candidates aiming to crack the medical entrance test with ease should know the NEET 2022 Biology syllabus thoroughly.
The Biology syllabus of NEET consists of two important sections, Botany and Zoology. Each section contains 50 marks out of which 45 questions need to be attempted which results in 360 marks in NEET total marks.
Candidates with a better concept clarity of the Biology syllabus can score well in the NEET exam. NEET Biology syllabus 2022 carries an almost equal weightage of questions from Classes 11 and 12. So, aspirants are required to go through the full syllabus of NEET Biology for a better result.

The NEET 2022 biology syllabus consists of lots of biological scientific terms and facts which are to be remembered, so aspirants have to prepare according to that. Read the article on the NEET biology syllabus 2022 to know the class-wise syllabus, chapter-wise biology weightage, important topics, best books, preparation tips, and all other relevant information.
NEET biology syllabus 2022 for Class 11
Unit | Topic / Chapters |
I | Diversity of Living Organisms |
Chapter-1: The Living World | |
Chapter-2: Biological Classification | |
Chapter-3: Plant Kingdom | |
Chapter-4: Animal Kingdom | |
II | Structural Organisation in Plants & Animals |
Chapter-5: Morphology of Flowering Plants | |
Chapter-6: Anatomy of Flowering Plants | |
Chapter-7: Structural Organisation in Animals | |
III | Cell: Structure and Function |
Chapter-8: Cell-The Unit of Life | |
Chapter-9: Biomolecules | |
Chapter-10: Cell Cycle and Cell Division | |
IV | Plant Physiology |
Chapter-11: Transport in Plants | |
Chapter-12: Mineral Nutrition | |
Chapter-13: Photosynthesis in Higher Plants | |
Chapter-14: Respiration in Plants | |
Chapter-15: Plant – Growth and Development | |
V | Human Physiology |
Chapter-16: Digestion and Absorption | |
Chapter-17: Breathing and Exchange of Gases | |
Chapter-18: Body Fluids and Circulation | |
Chapter-19: Excretory Products and Their Elimination | |
Chapter-20: Locomotion and Movement | |
Chapter-21: Neural Control and Coordination | |
Chapter-22: Chemical Coordination and Integration |
NEET 2022 Biology syllabus for Class 12
Unit | Topic / Chapters |
VI | Reproduction |
Chapter-1: Reproduction in Organisms | |
Chapter-2: Sexual Reproduction in Flowering Plants | |
Chapter-3: Human Reproduction | |
Chapter-4: Reproductive Health | |
VII | Genetics and Evolution |
Chapter-5: Principles of Inheritance and Variation | |
Chapter-6: Molecular Basis of Inheritance | |
Chapter-7: Evolution | |
VIII | Biology and Human Welfare |
Chapter-8: Human Health and Diseases | |
Chapter-9: Strategies for Enhancement in Food Production | |
Chapter-10: Microbes in Human Welfare | |
IX | Biotechnology and its Applications |
Chapter-11: Biotechnology – Principles and Processes | |
Chapter-12: Biotechnology and its Application | |
X | Ecology and Environment |
Chapter-13: Organisms and Populations | |
Chapter-14: Ecosystem | |
Chapter-15: Biodiversity and its Conservation | |
Chapter-16: Environmental Issues |
Chapter-wise weightage of biology for NEET
Candidates should know the chapter-wise weightage of Biology before starting the preparation for NEET. In order to get an idea about which NEET 2022 biology chapters acquire more marks, candidates can refer to the table below.
NEET Biology syllabus – Chapter-wise weightage
Chapter | Weightage out of 100 |
Diversity in Living World | 14% |
Cell Structure and Function | 5% |
Structural Organisation in Animals and Plants | 9% |
Plant Physiology | 6% |
Human Physiology | 20% |
Reproduction | 9% |
Genetics and Evolution | 18% |
Biotechnology and Its Applications | 3% |
Biology and Human Welfare | 4% |
Ecology and environment | 12% |

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