Important Topic for NEET 2025 PDF Download

Why should you Focus more on important Chapters of NEET UG 2023?

The NEET exam includes a vast syllabus, which in turn involves various subjects such as Physics, Chemistry, and Biology. So, it is very important for students to learn and understand each subject thoroughly, in order to get a better score or rank in the NEET examination. 

But there are always some chapters and topics have greater importance when it comes to scoring well in exams and can be referred to as "do or die chapters". These chapters can be invaluable in helping to achieve a higher overall score than the other chapters also these chapters will help you to take a good rank by giving an edge competition to the aspirants.

Given below are some most important chapters & units of Biology, Chemistry, Physics which will help you score good:

1. Do or Die Chapters of NEET Biology 2023

The following are some of the most important topics from each chapter discussed in NEET Biology, as per the NEET Previous Years Analysis, which are asked in the NEET exams frequently. 

(i)

• General features of Monera, Protista, Fungi

(ii)

• Questions from different types of algae and their pigments.

• General characters of pteridophytes and gymnosperms.

(iii)

• Root, stem, and leaf anatomy

• Animals tissues and their functions, specifically epithelial tissues

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(iv) Cell: Structure & Functions

• Mycoplasma, nucleus, chromosomes, ribosomes, chloroplast, and mitochondria

• Meiosis - Prophase I

(v) Plant Physiology

• C3, C4 cycle
• Kranz anatomy
• Glycolysis and Krebs cycle
• ETS complexes
• Photoperiodism
• Transpiration pull
• Bulk movement in Phloem
• Mineral deficiency & Nitrogen cycle

(vi) Animal/Human Physiology

• All topics specifically diagrams are very important

(vii) Reproduction

• Gametogenesis in Plants
• Gametogenesis in Humans
• Reproductive Structures in Plants and Animals
• Polyembryony, Parthenocarpy, Apomixis
• Menstrual Cycle

(viii) Genetics & Evolution

• Dihybrid Cross, Linkage
• Codominance
• Pedigree Analysis
• Genetic Disorders
• Darwinism and Natural Selection
• Human Evolution

(ix) Biotechnology

• Process and Applications
• BT cotton, RNAi, Human insulin, Gene therapy, molecular diagnostics

(x) Biology in Human Welfare

• Human immunity
• AIDS, Cancer
• Drugs

(xi) Ecology and Environment

• Environmental Issues
• Biogeochemical Cycles
• Population Interactions
• Adaptations
• Succession

Also read:

Important Notes for NEET: Biological Classification

Important Notes for NEET: Plant Kingdom 

Important Notes for NEET: Structural Organization in Animals

 Important Notes for NEET: Morphology of Flowering Plants

Key Notes: Anatomy of Flowering Plants

Important Notes for NEET: Cell: The Unit of Life

Key Notes: Transport in Plants

Key Notes: Mineral Nutrition

Key Notes: Photosynthesis in Higher Plants

Key Notes: Respiration in Plants

Key Notes: Plant Growth & Development

Important Notes for NEET: Digestion & Absorption

Key Notes: Breathing & Exchange of Gases

Important Notes for NEET: Body Fluids & Circulation

Key Notes: Excretory Products & their Elimination

Key Notes: Locomotion & Movement

Key Notes: Neural Control & Coordination

Key Notes: Chemical Coordination & Integration

2. Do or Die Chapters of NEET Chemistry 2023

The following are some of the most important topics from each chapter discussed in NEET Chemistry, as per the NEET Previous Years Analysis, which are asked in the NEET exams frequently.

(i) 

• Mole Concept & Molar Masses
• Stoichiometry
• Stoichiometric Calculations

(ii) 

• Bohr model for the hydrogen atom
• Quantum mechanical model of the atom

(iii) 

• Valence Bond theory
• Hybridization
• The valence shell electron pair repulsion theory

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(iv) 

• Ideal and non-ideal solutions
• Colligative properties

(v) 

• Ionization of acids and bases
• Solubility Equilibria of sparingly soluble salts

(vi) 

• Bonding in coordination compounds
• Stability of coordination compounds

(vii) 

• Isomerism and fundamental concepts in the organic reaction mechanism

(viii) 

• Properties of alcohols and properties of phenols

  
  

3. Do or Die Chapters of NEET Physics 2023

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The following are some of the most important topics from each chapter discussed in NEET Physics, as per the NEET Previous Years Analysis, which are asked in the NEET exams frequently. 

(i) Motion of System of Particles and Rigid Body

(ii) Properties of Bulk Matter

(iii) Oscillations and Waves

(iv) Electrostatics

(v) Current Electricity

(vi) Electromagnetic Induction and Alternating Currents

(vii) Optics

(viii) Electronic Devices

FAQs (Frequently Asked Questions)

Q. What are some important chapters in NEET Physical chemistry?

Solid state, States of matter, Thermodynamics, Electrochemistry, Surface chemistry, Solutions, Chemical Kinetics, Nuclear Chemistry, Mole concept, Atomic structure, Ionic equilibrium.

Q. What are some important chapters from NEET Biology syllabus for class 12?

Genetics, Ecology, Biology in Human welfare, Reproduction, Animal husbandry and Biotechnology, Human Reproduction and reproductive health, Evolutions theories and evidences, Human Health and diseases.

Q. What are some chapters in NEET physics that are a must?

Modern Physics & Electronics, Magnetism, SHM & Wave, Optics, Electrostatics and Electricity, Heat & Thermodynamics, Mechanics.

Q. Before going through the do or die chapters for NEET 2023, what is important?

Firstly candidates should know the NEET syllabus, as without knowing the syllabus, aspirants will not get a proper direction in the subject to start their preparation.