Which chapters carry high weightage in NEET Biology section?
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3 Answers
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Some of the chapters of Biology, which are given a high weightage, are listed below:
- Animal Kingdom
- Molecular Basis of Inheritance
- Morphology of Floweing Plants
- Sexual Reproduction in Floweing Plants
- Principles of Inheritance and Variation
- Chemical Coordination and Integration
- Biomolecules
The table below brings the chapter-wise weightage of NEET Biology section.
Name of the chapter
Number of questions asked (Approx.)
Weightage in Per Cent
Anatomy of Flowering Plants
0-1
2
Animal Kingdom
2
7
Biodiversity and Conservation
1
3
Biological Classification
0-1
2
Biomolecules
1
4
Biotechnology and its Applications
1
3
Biotechnology: Principles and Processes
1
3
Body Fluids and Circulation
0-1
1
Breathing and Exchange of Gases
0-1
2
Cell Cycle and Cell Division
0-1
2
Cell: The Unit of Life, Biomolecules
0-1
2
Chemical Coordination and Integration
1
4
Digestion and Absorption
1
3
Ecosystem
0-1
2
Environmental Issues
0-1
2
Evolution
0-1
2
Excretory Products and their Elimination
0-1
2
Human Health and Disease
1
3
Human Reproduction
1
3
Locomotion and Movement
0-1
2
Microbes in Human Welfare
0-1
2
Mineral Nutrition
0-1
1
Molecular Basis of Inheritance
2
6
Morphology of Flowering Plants
1
5
Neural Control and Coordination
0-1
2
Organisms and Populations
0-1
2
Photosynthesis in Higher Plants
0-1
2
Plant Growth and Development
0-1
1
Plant Kingdom
1
4
Principles and Inheritance and Variation
1
5
Reproduction in Organisms
0-1
1
Reproductive Health
0-1
2
Respiration in Plants
0-1
1
Sexual Reproduction in Flowering Plants
1
5
Strategies for Enhancement in Food Production
0-1
2
Structural Organisation in Animals
0-1
2
The Living World
0-1
2
Transport in Plants
0-1
1
Total
90
100
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The most important topic for NEET Biology is ecology. Every year, 12-15 questions from this topic are asked in the NEET exam. This is a simple and high-scoring topic in biology. Human and plant physiology are both important topics for NEET 2023.Ecology is the most important topic for NEET Biology. On an average, 12-15 questions are asked in the NEET exam from this topic every year. This is an easy and the most scoring topic in biology. Human Physiology and Plant physiology are equally important topics for NEET 2025.The NEET Biology includes diversity in living world, human physiology, genetics and evolution, ecology and environment,
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In the NEET Biology section, certain chapters carry higher weightage. Here’s a breakdown of the average number of questions and the percentage weightage for key chapters:
Botany:
- Genetics and Evolution: 15 questions (24%)
- Ecology and Environment: 10 questions (16%)
- Plant Physiology: 8 questions (13%)
Zoology:
- Human Physiology: 12-15 questions
- Animal Kingdom: 12-15 questions
Remember to prepare thoroughly across all chapters, as questions can come from any topic regardless of weightage.
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