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NEET Biology Chapter Wise Weightage 2025

by PW Gulf
January 1, 2025
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NEET Biology Chapter Wise Weightage 2025: Effective preparation for NEET 2025 requires a strategic approach to studying Biology. To maximise one's score, it’s essential to have a clear grasp of the NEET Biology syllabus. Additionally, understanding the topic-wise weightage helps aspirants streamline their efforts. This approach allows candidates to prioritise high-yield topics and allocate their time wisely.

Focusing on NEET Biology chapter-wise weightage 2025 optimises candidates’ preparation and ensures comprehensive coverage of the syllabus. Analysing the distribution of questions across chapters helps candidates enhance efficiency and focus on areas that are more likely to appear in the NEET UG exam 2025.

NEET Biology Chapter-Wise Weightage 2025

The Biology section carries 50% weightage in NEET. Therefore, following an effective preparation is crucial to approach the subject strategically. During NEET 2025 preparation candidates must know the chapter-wise weightage of Biology.

The chapter-wise weightage for NEET Biology 2025 highlights the topics with higher importance, which helps candidates allocate their study time efficiently. Although every chapter holds significance, prioritising topics based on their weightage can significantly improve candidates’ preparation.

NEET 2025 Biology Sections

NEET Biology section is divided into 2 parts: Botany and Zoology. Each part carries 25% weightage in NEET exam. Each section of NEET Biology includes 50 questions. A strong performance in this Biology can significantly impact candidates’ overall score. Therefore, it is critical to focus on important topics. 

NEET 2025 Chapter-Wise Weightage for Botany

The Botany section of NEET Biology plays a crucial role in enhancing candidates’ performance. To help candidates optimise their preparation, understanding the chapter-wise weightage is essential. 

Here's a breakdown of the NEET Botany topics, highlighting their weightage:

NEET Botany Chapter-wise Weightage 2025 

Chapters/Topics

Weightage (%)

Anatomy of Flowering Plants

7%

Biodiversity and Conservation

4%

Respiration in Plants

4%

Cell Cycle and Cell Division

9%

Cell: The Unit of Life

5%

Principles of Inheritance and Variation

10%

Microbes in Human Welfare

4%

Plant Growth and Development

6%

Molecular Basis of Inheritance

14%

Ecosystem

4%

Sexual Reproduction in Flowering Plants

6%

Plant Kingdom

7%

Morphology of Flowering Plants

6%

Organisms and Populations

4%

The Living World

1%

Photosynthesis in Higher Plants

4%

Biological Classification

3%

NEET 2025 Chapter-Wise Weightage for Zoology

For NEET aspirants, mastering Zoology is essential to achieving a good score. A clear understanding of the chapter-wise weightage can streamline candidates’ preparation by helping them focus on high-priority topics. 

The table below presents the chapter-wise weightage of NEET Zoology:

NEET Zoology Chapter-wise Weightage 2025 

Chapters/Topics

Weightage (%)

Locomotion and Movement

6%

Structural Organisation in Animals

8%

Evolution

6%

Body Fluids and Circulation

5%

Human Reproduction

6%

Biomolecules

10%

Excretory Products and Their Elimination

5%

Breathing and Exchange of Gases

4%

Biotechnology – Principles and Processes

12%

Reproductive Health

8%

Biotechnology and Its Applications

7%

Human Health and Disease

6%

Neural Control and Coordination

2%

Animal Kingdom

13%

Chemical Coordination and Integration

4%

NEET Biology Chapter-wise Weightage PDF

The NEET Biology chapter-wise weightage PDF 2025 provides a detailed reference for understanding the importance of each chapter in the Biology syllabus. This resource enables candidates to focus on high-weightage topics and structure their preparation efficiently.

Candidates can download the NEET Biology Chapter-wise weightage PDF to gain insights into the most important chapters and enhance their exam readiness. Here is the link for the NEET Biology chapter-wise weightage PDF:

NEET Biology Chapter-wise Weightage PDF

NEET Biology Chapter Wise Weightage 2025 FAQs

Q1. Which chapters are high weightage in NEET Biology 2025?

Ans. Various NEET Biology chapters carry high weightage, such as Biotechnology, Animal Kingdom, Biomolecules, Molecular Basis of Inheritance, Plant Kingdom, and more.

Q2. Will the NEET syllabus change in 2025?

Ans. NTA has not made any changes in NEET syllabus 2025. Candidates need to cover al the chapters that were included in NEET 2024 syllabus.

Q3. Which is the toughest chapter in Biology for NEET?

Ans. The toughest chapters in NEET Biology are Neural Control and Coordination, Digestion, and Plant Growth and Regulation.

Q4. How many chapters are there in Biology for NEET 2025?

Ans. NEET 2025 Biology comprises a total of 38 chapters. 

Q5. Is it easy to score 300 in NEET Biology?

Ans. Scoring 300 marks in NEET Biology can be challenging. However, with strategic preparation and prioritising high-weight topics, candidates can achieve 300 marks in the NEET Biology section.

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