Get your Command on these Important topics for NEET 2021


NEET 2021 is surely difficult and aspirants preparing for this tough medical entrance test should be prepared for all unforeseen circumstances and all chapters. The students should be aware of the most important NEET main topics.

The imp lessons for NEET are crucial during the phase of preparation and as students already know that the exam will be taken by lacs of students across the country who will vie to get admission into top medical colleges. While there are lacs of aspirants, there are only thousands of seats available in the few selected medical colleges.

Every aspirant preparing for NEET 2021 should consider these topics and learn the subsections to boost their level of preparedness.

Biology important chapters for NEET

Biology questions for the NEET 2021 paper have been distributed equally from classes 11 and 12. So, candidates should go through chapter-wise crucial topics, their subsections of biology. Here are the biology important chapters for NEET to help you out:

Plant Kingdom

  • Questions related to the varied types of algae and their subsequent pigments
  • Major and natural characters of pteridophytes and gymnosperms

Biological classification

  • Regular and major features of Fungi, Monera, and Protista

Structural organization in plants and animals

  • Root, stem, and leaf anatomy
  • Animals’ tissues and their functions, specifically epithelial tissues

Cell: Structure & Functions

  • Mycoplasma, nucleus, chromosomes, ribosomes, chloroplast, and mitochondria
  • Meiosis – Prophase I

Plant physiology

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

Animal/Human Physiology

  • All topics (specially) diagrams are very important


  • Menstrual cycle
  • Reproductive structures in plants and animals
  • Gametogenesis in plants
  • Polyembryony, Parthenocarpy, apomixis
  • Gametogenesis in humans

Genetics & evolution

  • Dihybrid cross, linkage
  • Genetic disorders
  • Darwinism and natural selection
  • Codominance
  • Pedigree analysis
  • Human evolution


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

Biology in human welfare

  • Human immunity
  • AIDS, Cancer
  • Drugs

Ecology and environment

  • Environmental issues
  • Adaptations
  • Succession
  • Biogeochemical cycles
  • Population interactions

Important chapters for NEET physics

These are some Physics important chapters for NEET from which the majority of the NEET 2021 paper will be asked. While preparing for this exam, we suggest that you deeply study these topics.

  • Motion of System of Particles and Rigid Body
  • Electrostatics
  • Properties of bulk matter
  • Electronic devices
  • Electromagnetic Induction and Alternating Currents
  • Oscillations and Waves
  • Current Electricity
  • Optics

Chemistry NEET important chapters & Topics

Aspirants should go through the below-mentioned chemistry NEET important chapters that hold major importance. Here are the names of the chapters and subtopics that will help the students in learning well for the NEET 2021.

Some basic principles of Organic chemistry

  • Mole Concept and Molar Masses
  • Stoichiometry,
  • Stoichiometric Calculations

Atomic structure

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

Chemical bonding and molecular structure

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


  • Ideal and non-ideal solutions
  • Colligative properties


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

Coordination compounds

  • Bonding in coordination compounds
  • Stability of coordination compounds

In Organic Chemistry

Some basic principles and techniques

  • Isomerism and fundamental concepts in the organic reaction mechanism

Alcohols, Phenols, and Ethers

  • Properties of alcohols and properties of phenols

NEET Chapter wise weightage – Biology

  1. Human Physiology- 20%
  2. Genetics and Evolution- 18%
  3. Diversity in Living World- 14%
  4. Ecology and environment- 12%
  5. Structural Organization in Animals and Plants- 9%
  6. Reproduction- 9%
  7. Plant Physiology- 6%
  8. Cell Structure and Function- 5%
  9. Biology and Human Welfare- 4%
  • Biotechnology and Its Applications- 3%

NEET Chapter wise weightage – Physics

Class XI topics:

  1. Physical-world and measurement- 2%
  • Physical World
  • Units and Measurements
  1. Kinematics- 3%
  • Motion in a straight line
  • Motion in a plane
  1. Laws of motion- 3%
  2. Work, Energy and Power- 4%
  3. Motion of System of Particles and Rigid Body- 5%
  • System of Particles and Rotational Motion
  1. Gravitation- 2%
  2. Properties of Bulk Matter- 3%
  • Mechanical Properties of Solids
  • Mechanical Properties of Fluids
  • Thermal Properties of Matter
  1. Thermodynamics- 9%
  2. Behaviour of Perfect Gas and Kinetic Theory- 3%
  • Kinetic Theory
  • Oscillation & Waves- 3%
  • Oscillation
  • Waves

Class XII topics

  1. Electrostatics- 9%
  • Electric Charges and Fields
  • Electrostatic Potential and Capacitance
  1. Current Electricity- 8%
  • Current Electricity
  1. Magnetic Effect of Current & Magnetism- 5%
  • Moving Charges and Magnetism
  • Magnetism and Matter
  1. Electromagnetic Induction & Alternating Current- 8%
  • Electromagnetic Induction
  • Alternating Current
  1. Electromagnetic Waves- 5%
  2. Optics- 10%
  • Ray Optics and Optical Instruments
  • Wave Optics
  1. Dual Nature of Matter and Radiation- 6%
  2. Atoms & Nuclei-3%
  • Atoms
  • Nuclei
  1. Semiconductor Electronics- 9%

NEET Chapter wise weightage – Chemistry

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

Tips to help you prepare better for NEET 2021

Simply having the syllabus for NEET 2021 is not sufficient. Executing your study plan and learning holistically is important. Candidates should create a holistic study plan that is also realistic so they can implement it and do a subject-wise revision. We have already provided you with the imp lessons for NEET so start your preparation and use these tips to improve you understanding of the concepts along with your revision.

  • Revise concepts regularly and make brief notes that you can use to revise at the last minute.
  • Practice mock tests along with previous year sample papers as much as possible to improve your understanding of the important topics for NEET 2021
  • Follow your study plan and timetable
  • Stay healthy, sleep everyday and eat a nutritious diet