NEET 2021 Chapter Wise Weightage and Important Topics - Physics, Chemistry, Biology
NEET 2021 Chapter Wise Weightage and Important Topics – The National Eligibility cum Entrance Test- NEET exam is a highly competitive entrance test where over 15 lakh registered aspirants appear every year. Therefore, having knowledge about chapter-wise weightage and important topics of NEET 2021 is crucial, for candidates, since it makes the preparation easy and allows it to get streamlined. NEET questions papers and chapter wise important topics have been analyzed by Careers360 for aspirants to help them decide and plan the time to be devoted to a topic/subject as per its weightage. The NEET 2021 chapter-wise weightage and important topics by NTA are also aimed to guide the candidates to determine the importance of a chapter/unit in terms of the marks it is likely to fetch. Candidates appearing for NEET 2021 must read the article to score well in the exam. A video on NEET 2021 chapter-wise weightage based on previous year has also been provided for the reference.

In order to ace the exam it is extremely important for aspirants to be aware of the exam pattern of NEET 2021, which is mentioned in the table below.
NEET Exam Pattern 2021
Particulars | Details |
Pattern of Examination | Pen and paper-based |
Duration of Examination | 3 hours |
Total Number of Questions | 180 Questions |
Sections | Physics – 45 Questions Chemistry – 45 Questions Biology – 90 Questions |
Marking Scheme | +4 marks for each correct answer; -1 mark for each wrong answer; 0 mark for each unanswered question |
720 marks | |
Aggregate score calculation | Total number of correct answers X 4 – Total number of incorrect answers X 1 (Note: There are no marks for attempting of questions) |
Also read:
- How to prepare for NEET using mock tests?
- Best Books for NEET 2021
- Are NCERT books enough for NEET 2021?
NEET chapter-wise weightage and important topics for Preparation
Weightage of chapters in NEET 2021 – Physics
The NEET 2021 question paper will comprise 45 questions from Physics. Given below is the weightage of all units of Class 11 and 12 Physics of NEET, along with the chapters contained within each unit has been provided below.
NEET questions chapter wise for Physics
Class XI | ||
Unit | Topic / Chapters | Weightage* |
I | 2% | |
Chapter–1: Physical World | ||
Chapter–2: Units and Measurements | ||
II | 3% | |
Chapter–3: Motion in a Straight Line | ||
Chapter–4: Motion in a Plane | ||
III | 3% | |
Chapter–5: Laws of Motion | ||
IV | 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 | 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 | 9% | |
Chapter–12: Thermodynamics | ||
IX | 3% | |
Chapter–13: Kinetic Theory | ||
X | 3% | |
Chapter–14: Oscillations | ||
Chapter–15: Waves | ||
Class XII | ||
Unit | Topic / Chapters | Weightage* |
I | 9% | |
Chapter-1: Electric Charges and Fields | ||
Chapter-2: Electrostatic Potential and Capacitance | ||
II | 8% | |
Chapter-3: Current Electricity | ||
III | 5% | |
Chapter-4: Moving Charges and Magnetism | ||
Chapter-5: Magnetism and Matter | ||
IV | 8% | |
Chapter-6: Electromagnetic Induction | ||
Chapter-7: Alternating Current | ||
V | 5% | |
Chapter-8: Electromagnetic Waves | ||
VI | 10% | |
Chapter-9: Ray Optics and Optical Instruments | ||
Chapter-10: Wave Optics | ||
VII | 6% | |
Chapter-11: Dual Nature of Radiation and Matter | ||
VIII | 3% | |
Chapter-12: Atoms | ||
Chapter-13: Nuclei | ||
IX | 9% | |
Chapter-14: Semiconductor Electronics | ||
Total | 100% |
*Approximate weightage; based on previous year exams’ and experts’ analysis.
NEET 2021 Chapter Wise Weightage for Chemistry
For preparation, the candidate must note that the Chemistry section in NEET 2021 will consist of 45 questions. The Chemistry chapter wise weightage for NEET 2021 from the syllabus of Class 11 and 12 have been provided in the table below.
Chemistry chapter weightage for NEET 2021
Class XI | ||
Unit | Topic / Chapters | Weightage* |
I | 1% | |
II | 2% | |
III | 2% | |
IV | 5% | |
V | 2% | |
VI | 8% | |
VII | 6% | |
VIII | Redox Reactions | 3% |
IX |
| |
X | 2% | |
XI | 2% | |
XII | 4% | |
XIII | 3% | |
XIV | 2% | |
Class XII | ||
Unit | Topic / Chapters | Weightage* |
I | Solid State | 2% |
II | 5% | |
III | Electrochemistry | 2% |
IV | 3% | |
V | 2% | |
VI | 2% | |
VII | 5% | |
VIII | 4% | |
IX | 9% | |
X | Haloalkanes and Haloarenes | 3% |
XI | Alcohols, Phenols and Ethers | 4% |
XII | Aldehydes, Ketones and Carboxylic Acids | 4% |
XIII | 2% | |
XIV | 3% | |
XV | 3% | |
XVI | 2% | |
Total | 100% |
*Approximate weightage; based on previous year exams’ and experts’ analysis.
NEET 2021 Chapter wise Weightage - Biology
NEET 2021 biology solution carries the maximum weightage and the section will comprise 90 questions in the exam. The weightage of all the units and all the chapters included therein has been provided in the table below.
Biology NEET questions chapter wise
Class XI | ||
Unit | Topic / Chapters | Weightage* |
I | 14% | |
Chapter-1: The Living World | ||
Chapter-2: Biological Classification | ||
Chapter-3: Plant Kingdom | ||
Chapter-4: Animal Kingdom | ||
II | 5% | |
Chapter-5: Morphology of Flowering Plants | ||
Chapter-6: Anatomy of Flowering Plants | ||
Chapter-7: Structural Organisation in Animals | ||
III | 9% | |
Chapter-8: Cell-The Unit of Life | ||
Chapter-9: Biomolecules | ||
Chapter-10: Cell Cycle and Cell Division | ||
IV | 6% | |
Chapter-11: Transport in Plants | ||
Chapter-12: Mineral Nutrition | ||
Chapter-13: Photosynthesis in Higher Plants | ||
Chapter-14: Respiration in Plants | ||
Chapter-15: Plant - Growth and Development | ||
V | 20% | |
Chapter-16: Digestion and Absorption | ||
Chapter-17: Breating and Exchange of Gases | ||
Chapter-18: Body Fluids and Circulation | ||
Chapter-19: Excretory Products and Their Elimination | ||
Chapter-20: Locomotion and Movement | ||
Chapter-21: Neural Control and Coordination | ||
Chapter-22: Chemical Coordination and Integration | ||
Class XII | ||
Unit | Topic / Chapters | Weightage |
VI | 9% | |
Chapter-1: Reproduction in Organisms | ||
Chapter-2: Sexual Reproduction in Flowering Plants | ||
Chapter-3: Human Reproduction | ||
Chapter-4: Reproductive Health | ||
VII | 18% | |
Chapter-5: Principles of Inheritance and Variation | ||
Chapter-6: Molecular Basis of Inheritance | ||
Chapter-7: Evolution | ||
VIII | 9% | |
Chapter-8: Human Health and Diseases | ||
Chapter-9: Strategies for Enhancement in Food Production | ||
Chapter-10: Microbes in Human Welfare | ||
IX | 4% | |
Chapter-11: Biotechnology - Principles and Processes | ||
Chapter-12: Biotechnology and its Application | ||
X | 6% | |
Chapter-13: Organisms and Populations | ||
Chapter-14: Ecosystem | ||
Chapter-15: Biodiversity and its Conservation | ||
Chapter-16: Environmental Issues | ||
Total | 100% |
*Approximate weightage; based on previous year exams’ and experts’ analysis
Aspirants can prepare for NEET 2021 by going through the aforementioned chapter wise weightage for all compulsory subjects for the medical entrance test.
Frequently Asked Question (FAQs) - NEET 2021 Chapter Wise Weightage and Important Topics - Physics, Chemistry, Biology
Question: Can I complete my entire preparations with the help of NCERT only?
Answer:
There is no second thought to the fact that NCERT is the most important book while preparing for NEET 2021. But, candidates are advised to go through other best books for NEET 2021 for clarity of concepts and formulas.
Question: What are the important topics for Physics section?
Answer:
There will be a total of 45 questions from Physics in NEET question paper. Some of the important topics to be studied are Kinematics, Law of Motion, Current Electricity, etc.
Question: What are the important topics for Chemistry section?
Answer:
The important topics for Chemistry section include Surface Chemistry, Chemical Kinetics, Hydrocarbons, Thermodynamics, etc.
Question: What are the important topics for Biology section?
Answer:
Important topics for Biology section include Reproduction, Human Physiology, Diversity in Living Organisms, Genetics and Evolution, etc.
Question: How many questions will be there from each section?
Answer:
There will be a total of 180 questions in NEET 2021 out of which 90 will be from Biology and 45 each from Physics and Chemistry.
Question: Which chapters have more weightage in NEET?
Answer:
From Physics subjects, Thermodynamics and Optics, while from Chemistry, Thermodynamics and Carbon Compounds have the highest weightage of NEET 2021. While from Biology, Diversity from Living Organisms, Human Physiology and Genetics and Evolution have a better chapter wise weightage of NEET 2021.
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Questions related to NEET
some important questions for neet 2021... please
Hii..
Candidate having a clear pattern about chapter-wise weightage is very important while preparation for NEET, as it makes the preparation easy and allows us to get more precised about the most important topics and focusing more on them.
You can find the important topics and important question on our website . You can clearly check them there:
https://medicine.careers360.com/articles/neet-chapter-wise-weightage-and-important-topics
Hope I helped you,
ALL THE BEST.
the college which accept neet exam for b pharma course..
Hii,
List of the some of top colleges which accepts NEET exam score for the admission in b pharmacy courses are given below
Banasthali Vidyapeeth, Jaipur
JSS college of pharmacy, JSS Academy of higher education and research, mysore
JSS college of pharmacy, JSS Academy of higher education and research, ooty
Institute of chemical technology, Mumbai
National Institute of pharmaceutical education and Research, Hyderabad
Hope this information will help you
ICT accept NEET exam ...... . ...
Hello,
ICT engineering college can't accept NEET examination dear. Actually any engineering college can't accept NEET result for engineering admission. You have to give another examination or JEE mains examination. NEET is national eligibility entrance cum entrance test only for application medical entrance. Like MBBS, BDS, BAMS, homeopathy.
All the best .
im SC with intermediate 53.6% and pcb+practical 53.16 319/600 and without practical 44.7pcb% And with English pcbE 55.5% cani get government medical College admission in mbbs after clearing neet with good marks or i want high percentage to mbbs Has anyone cleared neet exam with 50%iin intermediate
Hi
Your theory + practical marks are considered for Neet ,it is not like only your theory marks is considered for Neet examination to check your eligibility.
Neet 2021 eligibility criteria says that, to be eligible one must be either appearing for the class 12th examination 2021 or one must have passed 12th board examination with physics, chemistry ,biology/biotechnology and English and must have got:-
-) at least 50 % in aggregate of PCB( theory + practical) i.e Physics, Chemistry and Biology/Biotechnology in 12th examination if belongs to general category
-) at least 40% in aggregate of PCB ( theory + practical)if belongs to Obc/ Sc /st category
-)at least 45 % in aggregate of PCB( theory + practical) in case of general pwd candidates to be eligible.
Now,
Your aggregate in Physics, Chemistry and Biology/Biotechnology is
= 53.16% i. e more than 50% so you are definitely eligible for neet 2021 examination irrespective of the category you belong to . And don't worry after qualifying Neet examination you can get admission in Medical College on the basis of marks obtained by you in NEET, there will be no problem due to your class 12th marks.
Also,
* to be eligible for neet 2021 one has to be at least 17 years old or more by 31st December 2021
* There is no upper age limit for Neet 2021
* There's no limit for the maximum number of attempts/times one can appear in NEET.
For detailed information about neet examination eligibility go through our page for which link is provided below; -
https://medicine.careers360.com/articles/neet-eligibility-criteria
Now that you are eligible, and you have limited time left for your neet examination I'll suggest you to focus on your preparation and revision, go through mock test paper sample papers and previous year question papers as it will let you know your preparation level and and weak areas so that you can work on them and perform well in your examination.
If you have any other doubt then you can always reach us to clear them :) we are always available to help you out and guide you
Thank you
Why there is delay in NEET exam 2021 only where JEE main and advanced date are declared though both JEE Second session and Neet session were held in September-October?
Hello,
We all know that last year 2020 every examination postponed due to covid. And NEET held lastly than others entrance examination. And NEET admission process also going long we all knew it. After finishing this start will start. JEE Mains examination date declared because they want it proper time as NEET examination also want. So till now the tentative date of NEET is last week of June 2021. Date is not declare hopefully very soon it's declare.
https://medicine.careers360.com/exams/neet
Above link will give you others details about NEET examination 2021.
All the best.