Do or die chapters for NEET 2026: Weightage, Physics, Chemistry, Biology Preparation

Do or die chapters for NEET: NEET (National Eligibility cum Entrance Test) is one of the most competitive medical entrance exams in India, and it requires thorough preparation to crack it. As the NEET exam approaches, it is essential to prioritize the chapters that can be the make-or-break ones for a candidate’s success. These are commonly known as the “do or die” chapters. NEET 2026 do-or-die chapters will help candidates in their aim to crack India’s single-largest medical exam. Admission to 97,293 MBBS, 27,868 BDS, 52,720 AYUSH (BAMS /BHMS/ BUMS/ BSMS/ BNYS), 603 BVSc, and AH seats will be granted based on the NEET scorecard. In 2026, admission to BSc nursing and life science courses will also be based on NEET scores.

Many medical aspirants appear for the NEET 2026 exam without clearly identifying the high-weightage “do or die” chapters that frequently contribute a significant number of questions. This lack of focused preparation can make it harder to achieve a high score. In this article, we highlight the most important do-or-die chapters for NEET 2026, along with subject-wise priorities to help candidates prepare strategically and improve their chances of success.

Do or die chapters for NEET 2026

Get the complete list of NEET important chapters for Physics, Chemistry and Biology, respectively. You will get the weightage of all NEET topics but do not miss out on checking their difficulty level. To help you while preparing, our experts have categorized all NEET topics according to class 11th and 12th topics

Biology chapter-wise weightage for NEET

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%

NEET Biology 2026 Chapterwise Questions from Botany

Class	Important chapters in botany for NEET 2026	Total
12	Biology in Human Welfare	1
11	Cell Cycle and Cell Division	5
11	Diversity of Life	5
12	Ecology	6
12	Genetics	6
11	Plant Physiology	8
12	Reproduction & Sexual Reproduction	4
11	Structural Organisation of Plants	5
12	Animal Husbandry & Biotechnology	7
12	Evolution: Theories & Evidences	1
11	Biomolecules	2

NEET Biology 2026: Chapterwise Questions from Zoology

Class	Zoology important chapters for NEET 2026	Total
12	Biology in Human Welfare	2
11	Cell Structure and function	4
11	Diversity of Life	0
12	Ecology	3
12	Genetics	5
11	Plant Physiology	0
12	Reproduction & Sexual Reproduction	0
11	Structural Organisation of Plants	0
11	Animal Kingdom	5
12	Animal Husbandry & Biotechnology	6
12	Evolution	1
12	Human Health and Diseases	1
11	Human Physiology	10
12	Human Reproduction & Reproductive Health	6
11	Biomolecules	3
11	Structural Organisation in Animals	4

Do or die chapters of NEET Chemistry 2026

To study chemistry for NEET 2026, candidates should take a systematic approach. NEET Chemistry covers a broader range of reactions and mechanisms. The Chemistry syllabus for NEET 2026 is divided into three sections: Physical, Organic, and Inorganic Chemistry. The chemistry question paper for the NEET 2026 exam consists of 35 + 15 questions (180 marks). Going over the important Chemistry chapters for NTA NEET leads to a good result in the medical entrance test.

Chemistry chapter-wise weightage for NEET 2026

Name of the Chapter	Weightage
Basic concepts of chemistry	2%
Structure of Atom	3%
Classification of elements and periodicity in properties	3%
Chemical Bonding and molecular structure	5%
States of Matter: Gases and liquids	2%
Solid-state	2%
Thermodynamics	9%
Equilibrium	6%
Redox Reactions	1%
Solutions	5%
General Principles and Processes of Isolation Elements	4%
Chemical kinetics	3%
Surface Chemistry	1%
General Principles and processes of Isolation Elements	1%
Hydrogen	3%
s- Block Elements (Alkali and Alkaline earth metals)	1%
Some p-Block elements	1%
d and f Block Elements	4%
Coordination compounds	4%
Organic Chemistry – some Basic principles and techniques	2%
Hydrocarbons	3%
Haloalkanes and Haloarenes	1%
Alcohols, Phenols and Ethers	8%
Aldehydes, Ketones and Carboxylic Acids	3%
Organic Compounds Containing Nitrogen	1%
Biomolecules	3%
Polymers	3%
Chemistry in Everyday Life	4%
Environmental Chemistry	1%

Do or die chapters of NEET 2026 Physics

Physics NEET questions include a wide range of theoretical concepts as well as numerous numerical problems associated with each concept. As a result, candidates preparing for NEET Physics 2026 must put in more effort to grasp the concept and then solve the numerical problems. Candidates can go over the important chapters that they need to focus on first in order to avoid any inconvenience.

Physics chapter-wise weightage for NEET
Class XI Physics

Unit	Chapters	Priority
Physical World & Measurement	Physical World, Units & Measurements	Low
Kinematics	Motion in Straight Line, Motion in Plane	Medium
Laws of Motion	Laws of Motion	High
Work, Energy & Power	Work, Energy and Power	High
System of Particles & Rigid Body	Rotational Motion	High
Gravitation	Gravitation	Medium
Properties of Bulk Matter	Solids, Fluids, Thermal Properties	Low
Thermodynamics	Thermodynamics	High
Kinetic Theory	Kinetic Theory of Gases	Low
Oscillations & Waves	Oscillations, Waves	Medium

Class XII Physics

Unit	Chapters	Priority
Electrostatics	Electric Charges & Fields, Capacitance	High
Current Electricity	Current Electricity	High
Magnetic Effects & Magnetism	Moving Charges & Magnetism, Magnetism & Matter	High
EMI & AC	Electromagnetic Induction, Alternating Current	High
Electromagnetic Waves	Electromagnetic Waves	Low
Optics	Ray Optics, Wave Optics	High
Dual Nature	Dual Nature of Radiation & Matter	High
Atoms & Nuclei	Atoms, Nuclei	Medium
Electronic Devices	Semiconductors	High

NEET 2026 Physics Chapter-wise number of questions

Class	Topic	Expected Questions
XII	Electricity (Current + Electrostatics combined)	7–9
XI	Heat & Thermodynamics	3–4
XI + XII	Magnetism + EMI + AC	4–5
XI + XII	Mechanics	8–10
XII	Modern Physics	6–7
XII	Optics	4–5
XI	Waves	1–2