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    Most Repeated Questions in NEET Exam - Important Question for NEET 2027

    Most Repeated Questions in NEET Exam - Important Question for NEET 2027

    Irshad AnwarUpdated on 20 Sep 2026, 02:22 PM IST

    Practising the most repeated questions in NEET will help students to revise the frequently asked concepts, formulae, and facts from NCERT, as well as the pattern of questions. Even though the exact same question is unlikely to be asked, the NEET exam is known to test similar concepts through minor variations in terms of language, values, diagrams, and answer options.

    Live | Oct 1, 2026 | 9:19 PM IST

    This Story also Contains

    1. Do Questions Really Repeat in NEET?
    2. Most Repeated Questions: Top NEET Questions Asked In Previous Years
    3. Why Solving Most Repeated Questions is Important for NEET 2027?
    4. How to Practise Most Repeated Questions for NEET 2027
    Most Repeated Questions in NEET Exam - Important Question for NEET 2027
    Most Repeated Questions in NEET Exam - Important Question for NEET 2027

    For NEET 2027 preparation, students must practice frequently asked questions for revision purposes and not as a way to guess the paper. Along with solving NEET question papers of past years, candidates must also practice NCERT thoroughly and solve chapter-wise MCQs.

    Do Questions Really Repeat in NEET?

    The exact questions asked in the previous year NEET exams may not get repeated again. But then the concepts from high-weightage NEET chapters, equations, chemical reactions, diagrams, and facts used in the previous questions can make a base for the NEET 2027 exam questions.

    A physics question that was set on a certain equation can be given different figures to work on, whereas a biology question can come out from the same NCERT fact but in a new statement or assertion and reason format. Questions in Chemistry might be on the same reaction, equation, and numerical but with different options.

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    Most Repeated Questions: Top NEET Questions Asked In Previous Years

    Each year, NEET 2027 comprises a mix of questions from Physics, Chemistry, and Biology based on concepts, calculations, and facts. Biology predominantly consists of direct NCERT-based MCQs. Chemistry has theory as well as numerical problems. Physics consists of more important NEET physics formulas and calculation-based questions. A large number of questions, particularly from key topics, are repeated in different forms across years. Check the 100 most important NEET biology questions to score 330+ marks for better practice and preparation.

    Physics Most Repeated Questions In NEET

    The data about the most repeated concept from each chapter is given below. These most repeated concepts are based on of Physics previous year paper analysis:

    S.No.

    Chapter Name


    Most Repeated Concept



    Physics and Measurement

    Errors of Measurements


    Significant Figures


    Error In Quantity Raised To Some Power


    Dimension


    Frequency, Angular Frequency, Angular Velocity, Velocity Gradient


    Magnetic Field, Permeability of Free Space, Magnetic Flux and Self-Inductance


    Application of Dimensional Analysis (I)- To Find Dimension Of Physical Constant


    Kinematics

    Uniform Circular Motion


    Equation of Motions


    Projectile Motion


    Speed And Velocity


    Kinematics Graphs


    Laws of Motion

    Newton’s Second and Third Laws of Motion


    Motion of Connected Blocks Over Pulley


    Equilibrium of Concurrent Forces


    Acceleration of Block Against Friction


    Centripetal Force And Centrifugal Force


    Angular Momentum


    Work, Energy and Power

    Power


    Law of Conservation of Energy


    Work Done By Variable Force


    Potential Energy


    Perfectly Elastic Head-on Collision


    Rotational Motion

    Centre of Mass


    Equations of Linear Motion And Rotational Motion


    Torque


    Work, Energy and Power for Rotating Body


    Moment of Inertia of a Ring


    Moment of Inertia of a Disc


    Moment of Inertia of a Solid Sphere


    Conservation of Angular Momentum


    Gravitation

    Gravitational Potential Energy (U)


    Escape Velocity


    Variation In ‘G’ Due to Height


    Gravitational Field Intensity


    Time Period and Energy of a Satellite


    Properties of Bulk Matter

    Stokes’ Law & Terminal Velocity


    Excess Pressure Inside A Liquid Drop & Soap Bubble


    Hooke’s Law


    Surface Energy


    Thermal Expansion and Its Types


    Heat


    Basics of Conduction


    Law of Thermal Conductivity


    Stress and Its Types


    Rise of Liquid In a Capillary Tube


    Thermodynamics

    Adiabatic Process


    Isobaric Process


    Ideal Gas Equation


    Kinetic Energy of Ideal Gas


    Various Types of Speeds of Ideal Gases


    Oscillations and Waves

    Equations of Motions of Shm


    Simple Pendulum


    Standing Longitudinal Wave


    Speed of Transverse Wave on a String


    Beats


    Energy in SHM


    Standing Wave In a String Fixed at Both Ends


    Simple Harmonic as Projection of Circular Motion


    Terms Associated With SHM


    Electrostatics

    Electric Potential Due To Continuous Charge Distribution


    Coulomb’s Law


    Equipotential Surface


    Combination of Capacitors


    Energy Stored in a Capacitor


    Dielectrics


    Electric Field


    Applications of Gauss Law


    Current Electricity

    Resistance and Resistivity


    Kirchhoff’s Second Law


    EMF of a Cell When the Cell Is Charging and Discharging and Open Circuit and Short Circuit


    Kirchhoff'S First Law


    Voltmeter


    Wheatstone’s Bridge


    Meter Bridge


    Magnetic Effects of Current and Magnetism

    Application of Ampere’s Law


    Solenoid


    Motion of a Charged Particle in a Uniform Magnetic Field


    Lorentz Force


    Circular Current Loop as Magnetic Dipole


    Magnetic Field Due to Circular Current Loop


    Magnetic Force on a Current-Carrying Conductor


    Magnetisation and Magnetic Intensity


    Electromagnetic Induction and Alternating Currents

    Series LCR Circuit


    Faraday’s Law of Induction


    Motional Electromotive Force


    Transformers


    Magnetic Flux


    Time-Varying Magnetic Field


    Resonance In Series LCR Circuit


    Mutual Inductance for a Pair of Concentric Coils


    Power In an AC Circuit


    Energy Stored In an Inductor


    Optics

    Total Internal Reflection


    Young's Double Slit Experiment


    Lens Maker’s Formula


    Combination of Thin Lenses in Contact


    Lenses at a Distance


    Mirror Formula


    Refraction Through a Prism


    Refraction


    Dispersion of Light


    Power of Lens and Mirror


    Astronomical Telescope


    Dual Nature of Matter and Radiation

    De-Broglie Wavelength of an Electron


    Photoelectric Effect


    Graphs In Photoelectric Effect


    Electron Emission


    Photons Emitted by a Source Per Second


    Intensity of Radiation


    Photon Flux


    Atoms and Nuclei

    Bohr’s Model of Hydrogen Atom


    Nuclear Fission


    Energy Level for Hydrogen


    Mass-Energy and Nuclear Binding Energy


    Radius of Orbit and Velocity of Electron


    Line Spectra of Hydrogen Atom


    Continuous X-Ray


    Binding Energy Per Nucleon


    Electronic Devices

    Logic Gates


    Extrinsic Semiconductor


    Semiconductor Diode


    Zener Diode

    Chemistry Most Repeated Questions In NEET

    The table below shows the most repeated Chemistry concepts from each chapter asked in the NEET Exam over the years. NEET 2027 Students can check NEET Chemistry previous year papers for better understanding.

    S.No.


    Chapter Name


    Most Repeated Concept



    Basic Concepts of Chemistry

    Mole Concept and Molar Mass


    Empirical Formula And Molecular Formula


    Stoichiometry, Stoichiometric Calculations And Limiting Reagent


    Structure of Atom

    Line spectrum of hydrogen


    Radius, velocity and the energy of nth Bohr orbital


    Quantum Numbers


    Aufbau Principle, Pauli Exclusion Principle and Hund’s Rule of Maximum Multiplicity


    Classification of Elements and Periodicity in Properties

    Variation of Atomic Radii and ionic radii


    Ionisation Enthalpy or Ionisation Potential


    Chemical Properties - 1


    Chemical Bonding and Molecular Structure

    Shapes of Molecules


    Dipole Moment


    Limitations of The Octet Rule


    Fajan’s Rule and Covalent Character in Ionic Bond


    Valence Bond Theory


    How to Find Hybridisation


    VSEPR (Valence Shell Electron Pair Repulsion) Theory


    Thermodynamics

    Gibbs Energy And Change In Gibbs Energy


    Enthalpy of Dissociation, Atomisation And Phase Change


    Isothermal Reversible and Isothermal Irreversible


    Adiabatic Reversible And Irreversible Expansion


    Thermochemistry And Enthalpy For Chemical Reactions


    Spontaneity Criteria With Gibbs Energy (G)


    Equilibrium

    Solubility and Solubility Product


    Carbohydrates


    Bronsted Lowry and Lewis Acid-Base theory


    Types of Equilibrium Constant


    pH of Solutions: Strong Bases


    Calculating pH of a Buffer Solution (acidic)


    Redox Reaction

    Oxidation Number and Oxidation State


    Types of Redox Reactions


    Balancing of Redox Reaction: Oxidation Number Method


    Organic Chemistry

    Mesomeric or Resonance Effect


    Hyperconjugation


    Kjeldahl’s Method


    Hydrocarbons

    Preparation of Aldehydes


    Hybridisation


    Preparation of Alkanes(Corey House Reaction, Reduction of Alkyl Halides by LiAlH4, Wurtz Reaction)


    Nucleophilic Substitution


    Chemical Properties(Free Radical Reaction, Chlorination, Nitration and sulphonation)


    Reduction of Alkynes to Alkenes


    Markovnikov and Anti-Markovnikov Reaction


    Solutions

    Osmosis and Osmotic Pressure


    Concentration Terms


    Depression in Freezing Point


    Distillation under reduced pressure and Steam distillation


    Chemical Kinetics

    First Order Reaction


    Effective Activation Energy


    Instantaneous Rate of Reaction


    Rate Law


    Zero Order Kinetics - Zero Order Reaction


    Graphs for Zero-Order Reaction


    Half-Life of First-Order Reaction


    d and f block elements

    Oxidation State


    Screening Effect and Lanthanoid Contraction


    Ionisation Energy


    Formation of Coloured Ions


    Coordination Compounds

    Crystal Field Splitting in Octahedral Field


    Magnetic Properties and Character


    Terminologies Related to Coordination Compounds


    Magnetic Moment (On the Basis of VBT)


    Applications of CFT


    Haloalkanes and Haloarenes

    Nature of C-X bond and Physical Properties


    SN2 Reaction


    Alcohol, Phenols and Ether

    Properties of Phenols


    Grignard Reagent - 1


    Preparation of Phenol


    Aldehydes, Ketones and Carboxylic Acids

    Nucleophilic Addition Reaction


    Methods of Preparation of Carboxylic Acids


    Organic Compounds Containing Nitrogen

    Azo-Coupling Reaction


    Test for Amines


    Carbylamine Test


    Reaction with NaNO2 + HCl


    Basicity of Aliphatic Amines


    Biomolecules

    Amino Acids - 1


    Proteins


    Enzymes


    Co-ordination Compounds

    Oxidation Number

    NEET Biology Most Repeated Questions

    The table below shows the most repeated Biology concepts from each unit asked in the NEET Exam over the years. NEET 2027 aspirants can improve their preparation by practising important NEET biology diagrams and NEET biology previous year papers.

    S.No.


    Unit Name


    Concept Name



    Diversity in Living World

    Rhodophyceae


    Taxon and Taxonomic Hierarchy (Taxonomic categories)


    Mycoplasma


    Viruses, Viroids and Prions


    Chlorophyceae/ Green Algae


    Classification of Bryophytes


    Reproduction in gymnosperms


    Class Osteichthyes - Characteristic Features


    Steps of Taxonomy


    Photosynthetic Protista


    Types of Life Cycles


    Bryophyta


    Classification of Pteridophytes


    Gymnosperms


    Characteristics of Angiosperms


    Physiology of Porifera


    Phylum Aschelminthes and Body Plan of Aschelminthes


    Phylum Arthropoda and Body Plan of Arthropoda


    Class Cyclostomata - Characteristics Features


    Class Chondrichthyes - Characteristics Features


    Class Mammalia - Characteristics Features


    Structural Organisation in Animals and Plants

    Vascular Tissue System


    Floral Symmetry, Number of Floral Appendages and Position of Ovary in a Flower


    Placentation


    Cymose Inflorescence and Its Types


    Parts of a Flower - Aestivation


    The Fruit


    Description of Some Important Families: Solanaceae


    Specialised Junctions Between Epithelial Cells


    Complex Permanent Tissues - Xylem


    Dense Regular Connective Tissue and Dense Irregular Connective Tissue


    Secondary Growth


    Secondary Growth in Intrastelar Region of Dicot Stem - Heartwood and Sapwood


    Cell Structure and Function

    Cell Cycle: Interphase


    Stages of Meiosis I - Prophase I


    The Nucleus


    Semi-autonomous Organelles: Mitochondria (Sing. Mitochondrion)


    Components of the Endomembrane System: The Golgi Apparatus


    Components of the Endomembrane System: Endoplasmic Reticulum (ER)


    Enzyme Inhibition


    Plastids


    The Cytoskeleton


    Centrosome and Centrioles


    Lipids and Fatty Acids


    Nucleic Acids - DNA and RNA


    Enzymes and Their Classification


    Different Stages of Mitosis


    Introduction to Meiosis


    Stages of Meiosis I - Metaphase I and Anaphase I


    Plant Physiology

    Functions of Ethylene


    Dark Reaction of Photosynthesis and RuBP


    Dark Reaction: Calvin Cycle


    Steps of Calvin Cycle


    The C4 Pathway


    Tricarboxylic Acid Cycle or Krebs Cycle or Citric Acid Cycle


    Functions of Gibberellins


    Photoperiodism


    Tissue Culture & Somatic Hybridization


    Glycolysis


    Lactic Acid Fermentation


    Functions of Auxins


    Steps of Krebs Cycle


    Human Physiology

    ECG


    Blood


    Exchange of Gases


    Disorders of the Respiratory System


    Types of Animals Based on Excretory Wastes


    Proximal Convoluted Tubule (PCT), Loop of Henle, Distal Convoluted Tubule (DCT) & Collecting Duct


    Sarcomere


    The Hypothalamus


    The Pituitary Gland and Its Anterior Lobe


    Forebrain: Olfactory Lobes & Diencephalon


    Thyroid Disorders


    Reproduction

    Pollination and Its Types


    Menstrual Cycle


    Endosperm Development


    Seed and Fruit


    Spermatogenesis


    Fertilization


    Events of Fertilisation


    Implantation


    Structure of Pollen Grain


    Male Sex Accessory Ducts


    Embryonic Development: Cleavage & Formation of Blastocyst


    Genetics and Evolution

    Linkage: Discovery & Meaning


    DNA Fingerprinting


    Gregor Johann Mendel- Father of Genetics


    Salient Features of Double-Helix Structure of DNA


    Packaging of DNA Helix in Eukaryotes


    Hardy-Weinberg Equilibrium


    Chromosomal Theory of Inheritance & T.H. Morgan


    Mutations & Their Features


    Pedigree Analysis


    Sickle-cell Anaemia


    Chromosomal Disorders


    Salient Features of Genetic Code


    Lac Operon


    Evidence of Organic Evolution: Homologous Organs & Analogous Organs


    Adaptive Radiation


    Origin & Evolution of Man


    Disorders of the Immune System


    Monohybrid Cross of Mendel


    Codominance


    Sex Determination


    Types of Mutations


    Chromosomal Number Mutations


    Chargaff Rule


    Hershey & Chase Experiment


    Messelson and Stahl Experiment


    Enzymes Involved In DNA Replication


    DNA Replication in Prokaryotes


    RNA Polymerase in Prokaryotes & Eukaryotes


    Process of Transcription in Prokaryotes


    Introduction to Translation


    Process of Translation


    Human Genome Project & Its Goals


    Chemical Evolution & Miller Experiment


    Mechanism of Evolution: Genetic Drift, Founder Effect & Bottleneck Effect


    Mechanism of Evolution: Natural Selection & Its Types


    Biology and Human Welfare

    Microbes as Biocontrol Agents


    Viral Diseases


    Bacterial Diseases


    Innate Immunity


    Commonly Abused Drugs


    Microbes in Industrial Products: Antibiotics


    Life Cycle of Plasmodium


    Cell-Mediated Immune System


    Immune System in Humans


    AIDS


    Microbes in Household Products


    Biotechnology and Its Applications

    Polymerase Chain Reaction


    Functioning of Restriction Endonucleases


    Gene Therapy - ADA Deficiency Treatment


    Introduction to Transcription & Transcription Unit


    Gel Electrophoresis


    Competent Host (For Transformation with Recombinant DNA)


    Insect Resistant Transgenic Plant - Bt Cotton


    Tools of Biotechnology: Restriction Endonucleases


    Pest Resistant Transgenic Plant Using RNAi


    Biotechnological Application in Medicines - Genetically Engineered Insulin


    Tools of Biotechnology: Cloning Vectors & Their Types


    Bioreactors


    Features required to facilitate cloning into a vector


    pBR322 Plasmid Vector & Mode of Selection of Transformants


    Direct or Vectorless Methods of Gene Transfer


    Ecology and Environment

    Ozone Depletion in the Stratosphere


    Functions of Ecosystem: Productivity


    Cause of biodiversity losses


    In-situ and Ex-situ Conservation of Biodiversity


    Population & Its Attributes: Population Size or Density


    Models of Population Growth: Exponential Growth


    Predation


    Mutualism


    Functions of Ecosystem: Decomposition


    Models of Population Growth: Logistic Growth


    Competition


    Parasitism


    Components of Ecosystem: Biotic


    Trophic Levels, Food Chain & Food Web

    Ecological Pyramids


    Species Diversity - India & World


    Patterns of Biodiversity - Species-Area relationships

    Why Solving Most Repeated Questions is Important for NEET 2027?

    There are many benefits in practising the most repeated questions in NEET preparation:

    • Helps to identify high-weightage chapters which repeat themselves in the examination

    • Improves conceptual understanding as they are based on important topics

    • Helps in knowing the pattern and difficulty level of NEET questions

    • Enhances speed and accuracy in attempting MCQs

    • Improves confidence before the examination

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    Many NEET toppers suggest students solve NEET PYQs as around 60-70% of questions have concepts that are the same as previous years. Therefore, analysing repeated questions is one of the most effective strategies for NEET 2027 preparation.

    How to Practise Most Repeated Questions for NEET 2027

    • First, read the corresponding NCERT concept to develop a proper understanding before working on the questions.

    • Work on repeated concept questions chapter-wise to know the repeated topics and the pattern of questions.

    • Practice PYQs once you complete each concept to know how concepts are asked in NEET.

    • Analyse wrong answers and revise those concepts.

    • Keep revising the frequently repeated concepts for better recall and practice.

    • Do not solely rely on the repeated questions, as NEET may ask for new applications of the old concepts.

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    Frequently Asked Questions (FAQs)

    Q: Do questions repeat in the NEET exam?
    A:

    Exact questions usually do not repeat, but similar concepts and question patterns frequently appear in NEET every year.

    Q: Are previous year questions important for NEET 2027 preparation?
    A:

    Yes, solving NEET previous year questions helps students understand important topics, exam patterns, and frequently tested concepts.

    Q: Which subject has the most repeated concepts in NEET?
    A:

    Biology generally has the most repeated concepts because many questions are directly based on NCERT textbooks.

    Q: Are repeated questions enough to prepare for NEET 2027?
    A:

    No. Repeated questions are useful for revision and practice, but students must also study NCERT, complete the syllabus and solve previous years' papers and mock tests.

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