Answers (2)
Anurag Khanna 6th Jun, 2021

Hello Aspirant,

Do or Die chapters for NEET 2021 are mentioned below and they are as per their weightage in previous year papers :-

@Biology

  • 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%

@Physics

  • Kinematics 3%
  • Laws of Motion 3%
  • Work, Energy and Power 4%
  • Motion of system of Particles and Rigid Body 5%
  • Gravitation 2%
  • Properties of Bulk Matter 3%
  • Thermodynamics 9%
  • Behaviour of Perfect Gas and Kinetic Theory 3%
  • Oscillation & Waves 3%
  • Electrostatics 9%
  • Current Electricity 8%
  • Magnetic Effect of Current & Magnetism 5%
  • Electromagnetic Induction & Alternating Current 8%
  • Electromagnetic Waves 5%
  • Optics 10%
  • Dual Nature of Matter and Radiation 6%
  • Atoms & Nuclei 3%
  • Electronic Devices 9%

@Chemistry

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%

Electrochemistry

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%


For complete details kindly check out the link given below :-

https://medicine.careers360.com/articles/do-or-die-chapters-for-neet

I hope this information helps you.

Good Luck!!

ADITYA KUMAR Student Expert 6th Jun, 2021

Hi

Do or die chapters / Important chapters for neet as per their previous year weightage in neet question papers are listed below subject wise for each of physics chemistry and Biology :-

PHYSICS


*Optics - 10% weightage

*Semiconductors- 9%

*Dual nature of matter ,atoms and nuclei-9%

*Thermodynamics -9%

*Electrostatics-9%

*Current electricity -8%

*Electromagnetic Induction & Alternating Current-8%

*Laws of motion & work power energy-7%

*Magnetic Effect of Current & Magnetism-5%

*System of Particles and Rotational Motion-5%

CHEMISTRY


*Coordination Compounds- 9%

*p-Block, d- and f-Block Elements- 9%

*Thermodynamics- 8%

*Equilibrium -6%

*Chemical bonding and molecular *structure-5%

*Solutions- 5%

*Organic Chemistry: Basic Principles & *Techniques- 4%

*Alcohols, Phenols and Ethers :-4%

*Aldehydes, Ketones and Carboxylic Acids-4%

BIOLOGY


*Human physiology:- 20%

*Genetics and Evolution:-18%

*Diversity in living organism:- 14%

*Biology and Human Welfare:-9%

*Reproduction:- 9%

*Cell: Structure and Function:- 9 %

*Plant Physiology:- 6%

*Ecology and Environment:- 6%

You can comparatively focus more on these high weightage carrying chapters and to plan your studies accordingly with the weightage you can go through chapter wise weightage of all the chapters for each of physics, chemistry and Biology for neet by going through our page for which link is provided below

https://medicine.careers360.com/articles/neet-chapter-wise-weightage-and-important-topics/amp

Thank you

NEET 2026 Free Mock Test with Solutions

Download the NEET 2026 Free Mock Test PDF with detailed solutions. Practice real exam-style questions, analyze your performance, and enhance your preparation.

Download EBook

Know More About

Related Questions

Amity University | B.Sc Admis...
Apply
Ranked as India’s #1 Not for profit pvt. University by India Today | Wide Range of scholarships available
Amity University Health and A...
Apply
Amongst top 3% universities globally (QS Rankings) | Wide Range of scholarships available
Amity University-Noida B.Sc A...
Apply
Among top 100 Universities Globally in the Times Higher Education (THE) Interdisciplinary Science Rankings 2026
JSS University Mysore 2025
Apply
NAAC A+ Accredited| Ranked #24 in University Category by NIRF | Applications open for multiple UG & PG Programs
Chandigarh University Admissi...
Apply
NAAC A+ Accredited | Among top 2% Universities Globally (QS World University Rankings 2026)
View All Application Forms

Download the Careers360 App on your Android phone

Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile

150M+ Students
30,000+ Colleges
500+ Exams
1500+ E-books