NEET 2026 Biology Topic-Wise Weightage & List of Important Topics
NEET 2026 Biology Topic-Wise Weightage & List of Important Topics will aid students in scoring good marks in the section. Some of the important sections include Human Physiology, Genetics and Evolution.
NEET 2026 Biology Chapter Wise Weightage and Important Topics are created based on the previous year's trends of the exam. As per the analysis, the NEET Biology Important Topics include Ecology and Environment, Biology in Human Welfare, Biotechnology and Its Applications, and Genetics and Evolution. As per the NEET 2026 Biology Chapter Wise Weightage, Human Physiology is considered to be the most important, with a weightage of 20%. According to the previous years’ NEET paper analysis, the Biology section is considered to be the easiest section.
However, several tricky questions are asked to confuse the students. Students must prepare the NEET Biology 2026 Chapter-wise Weightage with proper reference materials and NEET Sample Papers with Sample Papers and Answer Keys PDF to score good marks. Students will be able to identify the most important chapters with the help of the NEET Biology Topic-Wise Weightage. Read the article below to learn more about the NEET 2026 Biology Topic-wise Weightage, how to prepare, important chapters, and other latest updates.
Chapter-Wise NEET 2026 Biology Weightage
Below is the weightage percentage for all the topics included in the NEET Botany and Zoology syllabus:
Important Topics from Botany | |
Topics | Weightage Percentage |
Plant Diversity | 12% |
Plant Anatomy | 4% |
Plant Morphology | 7% |
Cell Biology and Cell Division | 10% |
Bio-Molecule | 3% |
Plant Physiology | 13% |
Plant Reproduction | 9% |
Genetics and Biotechnology | 24% |
Biology in Human Welfare | 2% |
Ecology | 16% |
Important Topics from Zoology | |
Topics | Weightage Percentage |
Animal Diversity | 10% |
Animal Tissue | 3% |
Structural Organisation in Animals | 2% |
Human Physiology | 45% |
Human Reproduction and Reproductive Health | 18% |
Origin and Evolution | 10% |
Animal Husbandry | 3% |
Human Health and Diseases | 9% |
Also Read: NEET 2026 Passing Marks
List of NEET 2026 Biology Important Topics
The table below includes the list of NEET 2026 Biology Important Topics section based on the factors mentioned above. Candidates may also check the tentative number of questions asked from these chapters.
NEET Class XI Biology Chapters | ||
Units | Chapters | No. of Questions Asked (Tentative) |
Diversity in Living Organisms |
| 10 |
Structural Organisations in Plants and Animals |
| 5 |
Cell: Structure and Function |
| 7 |
Plant Physiology |
| 8 |
Human Physiology |
| 13 |
NEET Class XII Biology Chapters | ||
Units | Chapters | No. of Questions Asked (Tentative) |
Reproduction |
| 10 |
Genetics and Evolution |
| 18 |
Biology in Human Welfare |
| 4 |
Biotechnology and Its Applications |
| 7 |
Ecology and Environment |
| 10 |
Also Read: NEET 2023 Important Topics - All Subjects
Best Books to Cover Important Topics in NEET 2026 Biology
To excel in NEET 2026 Biology, make sure you refer to these books recommended by toppers and experts for conceptual clarity and MCQ practice sessions:
NEET Biology Books List | Author |
NCERT Books Class XI and XII | - |
Biology Volume 1 and Volume 2 | Trueman |
Objective Biology | Dinesh |
Objective Botany | Ansari |
Pradeep Guide on Biology | Pradeep |
GR Bathla Publications on Biology | GR Bathla |
Modern ABC on Biology for XI and XII | B B Arora, A K Sabharwal |
Exploring Biology (Volume 1 and 2) | Sanjay Sharma, Sudhakar Banerjee |
Also Read: NEET 2026 Marks Vs Rank
How to Study as per NEET 2026 Biology-Weightage?
Achieving a score above 300+ in NEET 2026 Biology requires a well-rounded study plan. Top scorers and experts highly recommend the following tips for effective NEET 2026 Biology preparation. Here are some tips to study according to the NEET 2026 Biology topic-wise weightage:
- Identify high-weightage topics: The first step is to identify the high-weightage topics and allocate more time to studying those topics. This will help you cover the most important topics in the limited time available and improve your chances of scoring well in the exam.
- Create a study plan: Once you've identified the high-weightage topics, create a study plan that prioritises those topics. Allocate more time to studying those topics and make sure you cover them thoroughly. Divide your study time equally among all the topics to ensure that you have a basic understanding of each topic.
- Use study resources: Utilise study resources such as textbooks, notes, online resources, and video lectures that focus on high-weightage topics. This will help you gain a better understanding of the material and prepare more effectively.
- Practice questions: Practice questions related to high-weightage topics. This will help you become more comfortable with the type of questions that are likely to appear on the exam, and it will also help you identify any areas where you need more practice.
- Make notes: While studying, make notes of important points and concepts. This will help you revise quickly and effectively, and will also help you retain the material better.
- Revise regularly: Regular revision is crucial to ensure that you retain the material you've learned. Make sure you revise regularly to identify any areas where you need to spend more time studying.
- Seek help when needed: Don't hesitate to seek help if you're struggling with a particular topic or concept. Reach out to your teachers, mentors, or online resources for guidance and support.
Understand the Syllabus and Exam Pattern: Begin by thoroughly understanding the NEET 2026 Biology syllabus and exam pattern to strategise your preparation.
Create a Comprehensive Study Plan: Develop a study plan that allocates sufficient time to cover each topic systematically.
Use Standard Textbooks and Study Materials: Utilise reputable Biology textbooks and study materials to comprehensively cover all relevant topics.
Take Regular Mock Tests: Assess your preparation by taking regular mock tests and practising previous year's question papers to identify areas of weakness.
Focus on Revision: Regularly revise key topics, with special emphasis on crucial areas like human physiology, genetics, and ecology.
Utilise Effective Study Tools: Take notes and create flashcards to aid in the revision and memorisation of important concepts.
Enrol in Coaching Classes or Online Courses: Seek expert guidance and support by attending coaching classes or opting for online courses.
Maintain Motivation and Manage Stress: Stay motivated by taking breaks and engaging in recreational activities to avoid stress.
Stay Updated with Current Events: Boost your knowledge by staying informed about current events related to Biology and healthcare.
Maintain a Positive Attitude: Believe in yourself and maintain a positive attitude throughout the preparation process.
Prioritise Overall Health: Alongside exam preparation, prioritise your overall health. Ensure you get ample rest and sufficient sleep in the weeks leading up to the entrance exam.
Also Read: What is a Good Score in NEET 2026?
NEET 2026 exam is a national-level entrance exam that is conducted by the National Testing Agency (NTA) on a national level. With limited time left in hand, candidates are advised to prepare with the NEET 2026 Biology Topic-Wise Weightage to avoid any last-minute confusion, as Biology is an important subject in the NEET exam. As per the NEET Tie Breaking Criteria 2026, the Biology section plays an important role when it comes to the rank of the students. That is why it is important to refer to the topic-wise weightage for NEET Biology to identify the chapters that students should focus on to score good marks in the exam. For any queries regarding NEET 2026 Biology Topic-Wise Weightage & List of Important Topics, log on to our CollegeDekho Q&A Zone or contact our toll-free helpline number 18005729877.