NEET Important Topics and Chapter-wise Weightage, A Detailed Analysis
Dear NEET aspirants,
NEET is the gateway for UG level medical entrance exam in India. NEET is an exam that witness one of the highest number of applicants. In order to clear NEET UG 2025 with a good rank, it is very important for aspirants to have an understanding of the chapter-wise weighting and important topics of NEET. In this blog post, we will analyze the subject-wise important topics for the upcoming NEET 2025 in detail.
The NEET exam has questions from three subjects: biology (Botany and Zoology), physics, and chemistry. Let us look closely into each subject and see what topics have featured more commonly in the previous years. We will get clarity on the NEET Important Topics that are more probable and have a higher weight in the exam.
Let’s have a look at the NEET Important Topics and Chapters as per the latest NEET 2025 syllabus and their contribution to the previous NEET papers.
BOTANY
| S. No | Unit | Chapters | Weightage |
|---|---|---|---|
| 01. | Diversity in the Living World | The Living World, Diversity in Biological Classification, Plant Kingdom, | High |
| 02. | Structural Organisation in Plants | Morphology of flowering plants, Anatomy of flowering plants | High |
| 03. | Plant Physiology | Photosynthesis, Respiration, Plant growth and development | High |
| 04. | Reproduction | Sexual reproduction in flowering plants | Medium |
| 05. | Genetics and Evolution | Principle of inheritance and variations, Molecular basis of Inheritance | High |
| 06. | Ecology and Environment | Organisms and Population, Ecosystem, Biodiversity and its Conservation | Medium |
ZOOLOGY
| S. No | Unit | Chapters | Weightage |
|---|---|---|---|
| 01. | Diversity in the Living World | Animal Kingdom | High |
| 02. | Structural Organisation in Animal | Structural Organisation in Animals(Morphology of Frog) | Low |
| 03. | Cell Structure and Function | Cell: The unit of life, Biomolecules, Cell Cycle & Cell Division | High |
| 04. | Human Physiology | Breathing and Respiration, Body fluids and circulation, Excretory products, and their elimination, Locomotion and Movement, Neural control and coordination, Chemical coordination, and regulation | Medium |
| 05. | Reproduction | Human Reproduction, Reproductive health | High |
| 06. | Genetic and Evolution | Evolution | Medium |
| 07. | Biology and Human Welfare | Human health and Disease, Microbes in human welfare | Medium |
| 08. | Biotechnology and Its Application | Principles and Process of Biotechnology, Application of Biotechnology | Medium |
PHYSICS
| S. No | Topic | Sub-Topic | Weightage |
|---|---|---|---|
| 01. | Mechanics | Kinematics, Newton’s laws, Work energy and power, rigid body dynamics, gravitation, Mechanical properties of fluids and solids | High |
| 02. | Electromagnetism | Electrostatics, Current & Electricity, Moving charges and Magnetism, Magnetism and matter, EMI, AC, EM waves | High |
| 03. | Optics | Geometrical optics & Wave Optics | Medium |
| 04. | Heat and Thermodynamics | Thermal properties of matter, Kinetic Theory of Gases, Thermodynamics | High |
| 05. | SHM and Waves | SHM, Waves | Medium |
| 06. | Modern Physics | Dual Nature of Radiation, Atoms, Nuclear Physics, Semiconductors | High |
CHEMISTRY
| S. No | Topic | Sub-Topic | Weightage |
|---|---|---|---|
| 01. | Organic Chemistry (XI) | Organic Chemistry- Some basic principles, Hydrocarbons, Isomerism, and Practical Organic Chemistry, | Medium |
| 02. | Organic Chemistry (XII) | Biomolecules, Haloalkanes & Haloarenes, Alcohols, Phenols and Ethers, Aldehydes, Ketones and Carboxylic Acids, Amines | High |
| 03. | Physical Chemistry (XI) | Some Basic Concepts of Chemistry, Structure of Atom, Classification of Elements and Periodicity in their properties, Chemical Bonding and Molecular Structure, Thermodynamics, Chemical, and Ionic Equilibrium | High |
| 04. | Physical Chemistry (XII) | Solutions, Electrochemistry, Chemical Kinetics | Medium |
| 05. | Inorganic Chemistry (XII) | p-Block Elements, d- and f- Block Elements, Coordination Compounds and Organometallics | High |
Final Words…
Nevertheless, a candidate has to be aware that NEET chapter-wise weightage in different areas keeps changing with time. Therefore, by no means must a student go on to skip topics that did not have too many questions in the last few years.
Frequently Asked Questions (FAQs)
Which section is most important to qualify for NEET?
The most important section to qualify for NEET is Biology,
Important Botany Chapters:
- Diversity in Biological Classification
- Anatomy of flowering plants
- Photosynthesis, Respiration
- Molecular basis of Inheritance.
Important Zoology Chapters:
- Animal Kingdom,
- Cell: The unit of life
- Human Reproduction, Reproductive health
It is advisable to cover these chapters thoroughly to score well in Biology.
What are the important organic chemistry topics for NEET?
Important organic chemistry topics for NEET 2025 include General Organic Chemistry, Hydrocarbons, Haloalkanes & Haloarenes, Alcohols, Phenols and Ethers, Aldehydes, and Ketones.
Which chapters of physics are important for the NEET and have high weightage?
Important Chapters for NEET are Modern Physics, Rigid body dynamics, optics, waves, gravitation, thermal properties, thermodynamics, and current electricity.
How do I score 120+ in the NEET in Physics & Chemistry?
- Practice more and more relevant questions from authentic sources
- Give yourself periodic tests to evaluate the level of your NEET preparation.
- Solve NCERT exercises and basic questions from NCERT exemplar
- Learn all the basic formulas
What is the importance of solving NEET previous year papers?
Previous year papers gives an idea of important and most asked topics in the examination. It helps in in improving the time management and identifying the latest trends.
What is the importance of NCERT books in NEET preparation?
NCERT books are very important from NEET point of view. Aspirants should try to complete and revise NCERT books multiple times. For Biology and chemistry, aspirants should focus on NCERT only.
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