NEET 2025 Important Chapters: With NEET UG 2025 just days away, students have entered the final phase of their preparation, focusing on last-minute revision and high-yield topics. At this crucial stage, it's important to focus on the most important chapters from Physics, Chemistry, and Biology. Knowing their weightage can help you prioritise topics and improve your overall exam strategy. To help you revise smartly and efficiently, this article provides a subject-wise list of key chapters that are frequently asked in NEET and carry higher marks. Prioritise these topics to maximise your score and boost your confidence ahead of the NEET 2025 exam.
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| NEET Top 20 Biology Topics for Last Minute Revision |
NEET Important Chapters and Weightage 2025
Below is the subject-wise list of important chapters for NEET 2025 along with their average weightage. These chapters have been curated based on expert insights and an in-depth analysis of previous years’ NEET question papers.
The chapter-wise weightage provided is an approximate estimate derived from past trends. This breakdown helps candidates understand which topics are most frequently asked in the exam, allowing them to prioritise high-scoring areas and streamline their preparation strategy effectively.
Check: NEET UG Syllabus 2025 - Detailed Syllabus of Physics, Chemistry & Biology
NEET 2025 Biology: Important Chapters & Weightage
Biology is the most scoring and high-weightage section in NEET, carrying 360 out of 720 marks (90 questions). Most questions are directly from NCERT Class 11 and 12 Biology textbooks.
| Chapter Name | Approx. Weightage (%) |
| Human Physiology | 20% |
| Genetics and Evolution | 18% |
| Ecology and Environment | 15% |
| Cell Structure and Function | 10% |
| Plant Physiology | 10% |
| Reproduction | 7% |
| Biotechnology and Its Applications | 8–10% |
| Biology in Human Welfare | 5% |
| Diversity of Living Organisms | 5% |
| Structural Organisation in Animals & Plants | 4% |
Also Check: Best Books for NEET 2025
NEET 2025 Chemistry: Important Chapters & Weightage
Chemistry is divided into three parts: Physical, Organic, and Inorganic. It carries 180 marks (45 questions), and conceptual clarity is key.
Physical Chemistry
| Chapter Name | Approx. Weightage |
| Thermodynamics | 8% |
| Equilibrium | 6% |
| States of Matter | 5% |
| Electrochemistry | 5% |
| Solutions | 4% |
| Chemical Kinetics | 3% |
Organic Chemistry
| Chapter Name | Approx. Weightage |
| General Organic Chemistry | 6% |
| Hydrocarbons | 4% |
| Alcohols, Phenols and Ethers | 5% |
| Aldehydes, Ketones and Carboxylic Acids | 5% |
| Biomolecules | 3% |
| Amines | 4% |
Inorganic Chemistry
| Chapter Name | Approx. Weightage |
| Chemical Bonding | 9% |
| Coordination Compounds | 9% |
| p-Block Elements | 7% |
| d- and f-Block Elements | 5% |
| Periodic Table and Periodicity | 4% |
NEET 2025 Physics: Important Chapters & Weightage
Physics is often considered the most challenging section. It also carries 180 marks (45 questions). Strong problem-solving skills and concept clarity are essential.
| Chapter Name | Approx. Weightage |
| Laws of Motion | 7% |
| Thermodynamics | 7% |
| Current Electricity | 6% |
| Modern Physics (Atoms, Nuclei, Semiconductors) | 6–7% |
| Magnetism and Magnetic Effects | 6% |
| Electromagnetic Induction & AC | 5% |
| Work, Energy and Power | 5% |
| Ray and Wave Optics | 5% |
| Electrostatics | 4% |
| Oscillations and Waves | 4% |
Expert Tips to Ace NEET 2025
Here are some practical tips from NEET mentors and top rankers:
- Prioritise NCERT Textbooks: Ensure a strong grasp of NCERT concepts, as they form the foundation of NEET questions.
- Practice Previous Year Papers: Regularly solve past papers to understand question patterns and difficulty levels.
- Take Mock Tests: exam conditions to build stamina and improve time management.
- Focus on High-Weightage Chapters: Allocate more time to chapters with higher weightage to maximize scoring potential.
- Regular Revisions: Consistently revise important topics to reinforce understanding and retention.
By concentrating on these high-yield chapters and following a disciplined study plan, you can enhance your chances of achieving a top score in NEET 2025. Remember, consistent effort and smart preparation are key to success.
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