NEET Biology Chapterwise Weightage

Biology carries 360 marks (50% of NEET) with 90 questions. Focus on high-weightage chapters for maximum score.

🌿 Botany

Chapter Questions Weightage Chapters Included
Genetics & Evolution 15 25% Principles of Inheritance
Molecular Basis of Inheritance
Evolution
Ecology & Environment 10 16% Organisms & Populations
Ecosystem
Biodiversity
Environmental Issues
Plant Physiology 8 14% Transport in Plants
Mineral Nutrition
Photosynthesis
Respiration
Plant Growth
Plant Diversity 7 12% Biological Classification (Algae)
Plant Kingdom
Cell Structure & Function 6 10% Cell: Unit of Life
Cell Cycle
Plant Reproduction 5 9% Sexual Reproduction in Flowering Plants
Morphology 4 7% Morphology of Flowering Plants
Plant Anatomy 2 4% Anatomy of Flowering Plants
Biomolecules 2 3% Biomolecules

🧠 Zoology

Chapter Questions Weightage Chapters Included
Human Physiology 13 45% Digestion and Absorption
Breathing & Exchange of Gases
Body Fluids & Circulation
Excretion
Locomotion & Movement
Neural Control
Chemical Coordination
Reproduction 5 16% Reproduction in Organisms
Human Reproduction
Reproductive Health
Animal Kingdom 3 10% Animal Kingdom
Origin & Evolution 3 10% Evolution
Human Health & Diseases 3 9% Human Health and Disease
Structural Organization 2 5% Structural Organisation in Animals
Animal Husbandry 1 3% Strategies for Enhancement in Food Production
Biology in Human Welfare 1 2% Microbes in Human Welfare