Do or die chapters for NEET 2021 - Physics, Chemistry & Biology Preparation


Aspirants preparing for the medical entrance test for the 2021 session should be aware of NEET 2021 do or die chapters. The chapters which are very important during the phase of preparation are comprised under the do or die chapters for NEET. 


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As it is known to all NTA will conduct the NEET exam for admission to around 1,63,150 MBBS/BDS/AYUSH/BVSc&AH seats. 

NEET 2021 is a single entrance exam for granting medical UG admission that makes it one of the most competitive exams in the nation. 

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Every aspirant will prepare for NEET 2021 but the things that will be making the difference are effectiveness. The more smartly they prepare for the NEET, the more that aspirants will be benefitted from the result.


Many of the aspirants appear for the medical entrance exam without knowing the NEET 2021 do or die chapters, from which more questions are asked in the exam. 

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This will make the task of the NEET 2021 aspirants more tedious in their preparation. Without knowing the right path to work on does not result in anything. 

It only vain aspirant’s NEET preparation time and their efforts. 

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By going through the do or die chapters of the NEET 2021 article, candidates can easily go through the important chapters thoroughly and crack the entrance test with good marks and get good ranks for medical admission.


What to do before going through the NEET 2021 do or die chapters?
Knowing the subject-wise important chapters for NEET preparation will surely boost up the efforts of preparation. 
However, candidates should also know some pre-process before going through the do or die chapters of NEET 2021. 
In this process, firstly candidates should know the NEET 2021 syllabus, as without knowing the syllabus, aspirants will not get a proper direction in the subject to start their NEET preparation. 
Candidates should study the do or die chapters of NEET 2021 from the NCERT books, as experts also advise that every question in the medical entrance exam would be asked from the concept of NCERT. 
While the preparation for the NEET 2021 exam, 
candidates can check the important chapters which need to be prioritized first along with the chapter-wise weightage that needs to be covered. 
In the early stages of preparation, do or die chapters of NEET will help the aspirant to separate the syllabus and topics for preparation easily.

Do or die chapters of NEET Biology 2021

With having the subject-wise NEET 2021 question paper analysis, Biology is the most important section. 

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The NEET Biology section comprises 90 questions which sum a total of 360 marks in the medical UG exam. 

Candidates with better concepts and clarity can score more in Biology subjects in NEET 2021. 

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Hence, focusing more on Biology for NEET 2021 can increase aspirants' chances of cracking the medical entrance test with ease.


Biology chapter-wise weightage for NEET

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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%
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Important chapters and topics of Biology for NEET 2021

The distribution of Biology questions for the NEET 2021 exam is equally done from classes 11 and 12. 

So, candidates can go through chapter-wise important topics of Biology which are important for NEET preparation along with the important section of it, which needs to be focused more.


Plant Kingdom

  • Questions from different types of algae and their pigments
  • General characters of pteridophytes and gymnosperms
Biological classification
  • General features of Monera, Protista, Fungi
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
  • C3, C4 cycle
  • Kranz anatomy
  • Glycolysis and Krebs cycle
  • ETS complexes
  • Photoperiodism
  • Transpiration pull
  • Bulk movement in Phloem
  • Mineral deficiency & Nitrogen cycle
Animal/Human Physiology
  • All topics specifically diagrams are very important
Reproduction
  • Gametogenesis in plants
  • Gametogenesis in humans
  • Reproductive structures in plants and animals
  • Polyembryony, Parthenocarpy, apomixis
  • Menstrual cycle
Genetics & evolution
  • Dihybrid cross, linkage
  • Codominance
  • Pedigree analysis
  • Genetic disorders
  • Darwinism and natural selection
  • Human evolution
Biotechnology
  • 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
  • Biogeochemical cycles
  • Population interactions
  • Adaptations
  • Succession

Candidates should have a systematic approach in order to study chemistry for NEET 2021. 

As the NEET Chemistry deals with more reactions and mechanisms. 

The syllabus of Chemistry for NEET 2021 is divided into three sections which are Physical, Organic, and Inorganic Chemistry. 

The question paper of chemistry for the NEET 2021 exam comprises 45 questions (180 marks). 

Going through the important chapters of Chemistry for NEET brings to get a good result in the medical entrance test.

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Chemistry chapter-wise weightage for NEET 2021


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%
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%


Important chapters and topics of Chemistry for NEET


Aspirants can go through the below-mentioned major topics which will be asked from Chemistry for NEET 2021, along with the names of the chapter. 

While preparing for the NEET 2021 exam, the below-mentioned chapters along with the topic of Chemistry need to be given first priority. 

Prioritizing these do or die chapters of NEET will boost up the level of preparation for Chemistry.

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Some basic principles of Organic chemistry

  • Mole Concept And Molar Masses
  • Stoichiometry,
  • Stoichiometric Calculations
Atomic structure
  • Bohr model for the hydrogen atom
  • Quantum mechanical model of the atom
Chemical bonding and molecular structure
  • Valence Bond theory
  • Hybridization
  • The valence shell electron pair repulsion theory
Solutions
  • Ideal and non-ideal solutions
  • Colligative properties
Equilibrium
  • Ionization of acids and bases
  • Solubility Equilibria of sparingly soluble salts
Coordination compounds
  • Bonding in coordination compounds
  • Stability of coordination compounds
In Organic ChemistrySome basic principles and techniques
  • Isomerism and fundamental concepts in the organic reaction mechanism
Alcohols, Phenols, and Ethers
  • Properties of alcohols and properties of phenols

Do or die chapters of NEET 2021 Physics

The NEET questions of Physics consist of a wide variety of theoretical concepts and lots of numerical problems associated with each concept. 

So while preparing for NEET Physics 2021 candidates require more effort to understand the concept and based on that solve the numerical problems. 

Candidates can go through the important chapters, which they need to focus on first to avoid any kind of inconvenience.

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Physics chapter-wise weightage for NEET


Class XI
Unit Topic / Chapters Weightage
I Physical-world and measurement 2%
Chapter–1: Physical World
Chapter–2: Units and Measurements
II Kinematics 3%
Chapter–3: Motion in a Straight Line
Chapter–4: Motion in a Plane
III Laws of Motion 3%
Chapter–5: Laws of Motion
IV Work, Energy and Power 4%
Chapter–6: Work, Energy and Power
V Motion of System of Particles and Rigid Body 5%
Chapter–7: System of Particles and Rotational Motion
VI Gravitation 2%
Chapter–8: Gravitation
VII Properties of Bulk Matter 3%
Chapter–9: Mechanical Properties of Solids
Chapter–10: Mechanical Properties of Fluids
Chapter–11: Thermal Properties of Matter
VIII Thermodynamics 9%
Chapter–12: Thermodynamics
IX Behaviour of Perfect Gas and Kinetic Theory 3%
Chapter–13: Kinetic Theory
X Oscillation & Waves 3%
Chapter–14: Oscillations
Chapter–15: Waves
Class XII
Unit Topic / Chapters Weightage
I Electrostatics 9%
Chapter-1: Electric Charges and Fields
Chapter-2: Electrostatic Potential and Capacitance
II Current Electricity 8%
Chapter-3: Current Electricity
III Magnetic Effect of Current & Magnetism 5%
Chapter-4: Moving Charges and Magnetism
Chapter-5: Magnetism and Matter
IV Electromagnetic Induction & Alternating Current 8%
Chapter-6: Electromagnetic Induction
Chapter-7: Alternating Current
V Electromagnetic Waves 5%
Chapter-8: Electromagnetic Waves
VI Optics 10%
Chapter-9: Ray Optics and Optical Instruments
Chapter-10: Wave Optics
VII Dual Nature of Matter and Radiation 6%
Chapter-11: Dual Nature of Radiation and Matter
VIII Atoms & Nuclei 3%
Chapter-12: Atoms
Chapter-13: Nuclei
IX Electronic Devices 9%
Chapter-14: Semiconductor Electronics
Total 100%


Important chapters and topics of Physics for NEET 2021

The below-mentioned major topics are the important topics from which the major portion of NEET 2021 Physics questions will be asked. 

While preparing for the NEET exam, aspirants need to make sure to cover the below-mentioned chapters of Physics.

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


Rohit Sir Expert advise while covering the do or die chapters for NEET 2021

Implementing the advice from experts and working on it is an important process of NEET 2021 preparation. 

Candidates are advised to go through expert's opinions every aspirant should know before covering the do or die chapters of NEET. 

While going through the subject-wise NEET 2021 do or die chapters, aspirants are advised to go through the below-mentioned things which they need to take care of.

  • Revise the concept regularly
  • Practice mock test or previous year sample paper as much you can
  • Study according to a proper plan
  • Stay healthy and sleep properly


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