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NEET UG 2026 Do-or-Die Chapter: When lakhs of students are competing for limited MBBS seats, focusing on NEET 2026 do or die chapters can make the real difference between selection and missing the cutoff. These are the high-weightage and frequently asked chapters from Physics, Chemistry, and Biology that contribute a major share of questions in the NEET exam.
According to the marking scheme for the NEET UG 2026, candidates will be awarded four marks for each right answer, whereas one mark will be deducted for each wrong response.
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With NEET 2026 approaching and competition getting tougher every year, smart preparation has become more important than studying everything blindly. NEET 2026 do or die chapter: important topics subject-wise for NEET exam brings you a carefully prepared list of important chapters for NEET 2026 based on previous years’ question trends and syllabus analysis.
You will find subject-wise high-yield topics for Physics, Chemistry, and Biology, along with a practical preparation approach to help you revise efficiently. Whether you are starting late or fine-tuning your final revision, this NEET chapter-wise strategy will help you focus on what truly matters, improve accuracy, and boost your chances of cracking NEET 2026.
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Do or Die chapters for NEET 2026 are the high-weightage and frequently asked chapters from the NEET syllabus. These chapters are crucial for determining your final score. We have identified and listed these chapters based on previous years’ NEET question paper analysis, chapter-wise weightage trends, and the official NCERT-based NEET syllabus 2026.
Focusing on these important chapters for NEET 2026 helps aspirants prioritise preparation, avoid wasting time on low-yield topics, and improve accuracy in the exam. Mastering the NEET 2026 do or die chapters in Physics, Chemistry, and Biology is especially important for students with limited preparation time, as these topics can significantly boost scores and increase the chances of clearing the NEET cutoff.
The NEET 2026 Do or Die chapters differ across Physics, Chemistry, and Biology, but together they cover a significant portion of the NEET question paper. Preparing these chapters in a subject-wise manner helps candidates plan their studies more effectively and improve overall performance.
Biology is the highest-scoring subject in NEET and contributes the maximum number of questions every year.
Physics can be challenging, but mastering the core Do or Die chapters can greatly improve rank and percentile.
Chemistry acts as a scoring bridge between Biology and Physics when important chapters are prepared well.
A subject-wise approach ensures balanced preparation and prevents over-dependence on a single subject.
Focusing on subject-wise important chapters for NEET 2026 helps candidates revise strategically and improve accuracy in frequently asked topics.
In the following sections, we discuss the Do or Die chapters for NEET 2026 in Physics, Chemistry, and Biology based on NEET 2026 syllabus coverage and previous years’ question trends.
Physics is often seen as the toughest section of the NEET exam, but it can become a rank booster when the right chapters are prepared well. The NEET 2026 Do or Die Physics chapters are those that have been asked consistently over the last 5 years, often with similar concepts and numerical patterns. These NCERT-based, high-weightage chapters test both conceptual understanding and problem-solving speed.
To strengthen problem-solving speed and concept application in high-weightage chapters, aspirants should also practise the top 20 multi-concept questions in NEET Physics, which focus on questions combining multiple Physics concepts commonly asked in the exam.
The table given below, based on NEET 2021–2025 data, highlights the most important Physics chapters along with their average weightage and key topics to help candidates prioritise effectively.
Do or Die Chapters for NEET Physics
Chapter Name | Average Weightage (%) | Important Topics |
|---|---|---|
7.95% | Ohm’s law, resistivity, series and parallel circuits, Kirchhoff’s laws, Wheatstone bridge, potentiometer | |
6.28% | Electric potential, equipotential surfaces, capacitors, a combination of capacitors, energy stored | |
5.86% | Reflection and refraction, mirror and lens formulae, total internal reflection, microscopes, and telescopes | |
5.86% | Newton’s law of gravitation, gravitational field and potential, satellite motion, escape velocity | |
5.86% | Energy bands, intrinsic and extrinsic semiconductors, PN junction diode, rectifiers, logic gates | |
5.44% | Lorentz force, magnetic field, Biot–Savart law, Ampere’s law, motion of charged particles | |
5.44% | Simple harmonic motion, time period, energy in SHM, oscillations in springs and pendulums | |
Electric Charges and Fields | 5.02% | Coulomb’s law, electric field and field lines, Gauss’s law and its applications |
Alternating Current | 5.02% | AC circuits, reactance, impedance, resonance, power factor, transformers |
5.02% | SI units, dimensional analysis, significant figures, error analysis | |
3.77% | Work-energy theorem, conservative forces, potential energy, power | |
3.77% | Electromagnetic spectrum, properties of EM waves, applications | |
3.35% | Laws of thermodynamics, heat transfer, thermodynamic processes | |
3.35% | Newton’s laws, friction, free-body diagrams | |
3.35% | Kinematics, equations of motion, graphs | |
Nuclei | 3.35% | Nuclear radius, mass-energy equivalence, radioactive decay, nuclear reactions |
Chemistry is one of the highest-scoring subjects in the NEET exam when prepared strategically. The NEET 2026 Do or Die Chemistry chapters are those topics that have shown consistent question trends over the last 5 years (2021–2025) and contribute significantly to the overall Chemistry weightage. These chapters are strictly NCERT-based and include high-yield topics from Physical, Organic, and Inorganic Chemistry, making selective mastery more effective than broad syllabus coverage.
This approach also aligns well with strategies discussed in key chemistry topics common to the NCERT and NEET syllabus, where overlap-based preparation is emphasised. The table given below, based on NEET 2021–2025 data, highlights the most important Chemistry chapters along with their average weightage and key NCERT topics for focused and efficient revision.
Do or Die Chapters for NEET 2026 Chemistry
Chapter Name | Average Weightage (%) | Important Topics |
|---|---|---|
6.94% | Werner’s theory, nomenclature, isomerism, bonding, crystal field theory | |
6.63% | Alkanes, alkenes, alkynes, aromatic hydrocarbons, reactions | |
6.33% | Raoult’s law, colligative properties, abnormal molar mass | |
6.12% | Hybridisation, VSEPR, molecular orbital theory, hydrogen bonding | |
5.57% | Periodic trends, atomic size, ionisation energy, electronegativity | |
5.44% | GOC, electronic effects, intermediates, IUPAC nomenclature | |
5.15% | First law, enthalpy, entropy, Gibbs free energy | |
5.12% | Quantum numbers, electronic configuration, Bohr model | |
4.73% | Rate law, order of reaction, Arrhenius equation | |
4.70% | Preparation, reactions, tests | |
4.28% | SN1, SN2, elimination reactions | |
4.28% | Preparation, reactions, acidity of phenols | |
3.66% | Basic strength, diazotisation, reactions | |
3.58% | Group trends, important compounds |
Since Biology questions are largely NCERT-based, smart filtering during revision is essential. Aspirants can optimise their preparation by referring to the time-saving guide on NCERT Biology topics you can skip for NEET 2026, which helps avoid low-yield areas. Biology is the highest-scoring subject in NEET (90 out of 180 marks), and its questions follow highly repetitive patterns.
The NEET 2026 do or die Biology chapters, identified using NEET 2021–2025 data, carry consistently high weightage. The table below lists these key chapters along with their average weightage and important NCERT topics for focused preparation.
Do or Die Chapters for NEET Biology
Chapter Name | Average Weightage (%) | Important Topics |
|---|---|---|
8.79% | DNA structure, replication, transcription, translation, genetic code | |
6.60% | Recombinant DNA technology, enzymes, vectors, PCR | |
5.49% | Classification, characteristic features, examples | |
5.06% | Immunity, vaccines, diseases, drugs and alcohol abuse | |
4.84% | Microsporogenesis, megasporogenesis, fertilisation | |
4.84% | Mitosis, meiosis, cell cycle phases | |
4.84% | Mendelian laws, pedigree analysis, and genetic disorders | |
4.62% | Gametogenesis, menstrual cycle, fertilisation | |
4.40% | Proteins, carbohydrates, lipids, enzymes | |
4.18% | Morphology, anatomy and functions of different systems (digestive, circulatory, respiratory, nervous and reproductive) of an insect (Frog) | |
3.52% | Roots, stems, leaves, flowers, fruits | |
3.30% | Energy flow, food chains, ecological pyramids | |
3.30% | Plant tissues, secondary growth | |
3.30% | Cell structure, organelles |
NEET toppers do not revise the entire syllabus repeatedly- instead, they focus on Do or Die chapters that carry maximum weightage and have predictable question patterns. A smart revision plan for NEET 2026 is built around high-yield chapters identified from the last 5 years’ data, combined with NCERT-centric revision and intensive PYQ practice.
By repeatedly revising these chapters, toppers ensure strong command over frequently asked concepts, minimise silly mistakes, and maximise accuracy under exam pressure. This topper-style NEET revision strategy helps aspirants make the most of limited time and convert preparation into real exam performance.
Step 1: Lock Your Do or Die Chapters (Day 1)
Finalise the Do or Die chapters for Physics, Chemistry, and Biology based on last 5 years’ NEET data.
Ignore low-weightage chapters during revision unless time permits.
Step 2: Revise NCERT Line-by-Line (Days 1–10)
Read NCERT textbooks line by line, especially for Biology and Inorganic Chemistry.
Highlight definitions, tables, diagrams, and examples commonly asked in NEET.
Make short one-page revision notes for NEET formulas, reactions, and key points.
Step 3: Solve PYQs Chapter-wise (Days 5–20)
Solve previous 10–15 years’ NEET PYQs chapterwise only from Do or Die chapters.
Identify repeated question patterns and frequently tested concepts.
Mark the questions you got wrong and revise the related NCERT lines immediately.
Step 4: Strengthen Weak Areas (Days 15–30)
List chapters where accuracy is below 70–75%.
Re-revise NCERT and re-solve NEET PYQs from these weak chapters.
Focus on common mistake areas such as sign errors, unit conversion, and diagram-based questions.
Step 5: Take Topic-wise & Sectional Tests (Days 25–45)
Attempt chapter-wise and subject-wise NEET mock tests from Do or Die chapters.
Analyse each test for conceptual gaps, silly mistakes, and time management issues.
Update revision notes after every test.
Step 6: Revise Using Short Notes & Flash Cards (Days 40–55)
Revise formulas, reactions, cycles, and diagrams using short notes or flash cards.
Avoid learning new topics at this stage.
Focus only on speed and accuracy improvement.
Step 7: Full-Length Mock Tests + Final Polishing (Last 10–15 Days)
Attempt full-length NEET mock tests regularly.
Analyse performance with emphasis on Do or Die chapters.
Revise only mistakes and frequently forgotten points.
Final Topper Tip
Repeated revision of Do or Die chapters is more effective than reading new topics. Mastery of these chapters alone can help you secure a major portion of NEET marks with confidence.
Focusing on Do or Die chapters is enough to clear the NEET 2026 cutoff because these topics contribute a major share of questions every year and follow highly predictable patterns. As preparation time becomes limited, focusing on important topics matters more than completing the entire syllabus, a fact highlighted by experts discussing what still works for NEET 2026 preparation amid rising competition.
NEET 2026 do or die chapters cover a large percentage of the NEET question paper based on the last 5 years’ data.
Most questions from these NEET high weighatge chapters are directly NCERT-based, especially in Biology and Inorganic Chemistry.
Repeated concepts and numerical patterns make them easier to master with limited time.
Strong command over Do or Die chapters improves accuracy and reduces negative marking.
Even average students can secure safe cutoff marks by mastering these high-weightage topics.
Frequently Asked Questions (FAQs)
Do or Die chapters are the high-weightage and frequently asked topics from Physics, Chemistry, and Biology, identified using previous year question paper analysis.
Yes, mastering Do or Die chapters can help candidates cover a major portion of the NEET paper and secure safe cutoff marks, especially with strong NCERT-based preparation.
Revise them through NCERT line-by-line study, chapter-wise PYQs, and regular mock tests, focusing on accuracy and repeated question patterns.
On Question asked by student community
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HI Sivaranjani Baskaran,
Please refer and download this ebook. It contains last 10 years of NEET previous years questions with Solutions.
This ebook is freely downloadable i pdf form.
Hii Rachna bamniya,
Please refer to this article
https://medicine.careers360.com/articles/how-prepare-for-neet-in-3-months
Hello,
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Hi dear candidate,
You can prepare yourself for the NEET exam in the time span of 2 months with good amount of dedication and ample of practice. You can attempt the mock tests on our official website for free, practice PYQs and get to know the strategy tips as well.
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