Zoology covers animal biology — primarily human physiology, animal kingdom classification, reproduction, evolution, biomolecules, and human health. Human Physiology alone is the highest-weightage chapter in NEET Biology (~12 questions/year). Zoology rewards careful NCERT reading: ~85% of questions trace directly to NCERT lines.
All chapters, ranked by weightage
Based on past-paper analysis 2018–2025
Human Physiology
Digestive, respiratory, circulatory, excretory, nervous, and endocrine systems. The single highest-weightage Biology chapter.
Reproduction
Sexual reproduction in flowering plants, human reproduction, reproductive health.
Animal Kingdom
Phylum-level classification, characteristic features of major animal groups.
Evolution
Theories of evolution, evidence, Hardy-Weinberg, human evolution timeline.
Human Health and Disease
Pathogens, immunity, AIDS, cancer, drugs and alcohol abuse, vaccines.
Biomolecules
Carbohydrates, proteins, lipids, nucleic acids, enzymes — structure and function.
real Zoology questions in our bank, across all listed chapters.
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Other subjects
NEET Physics is 45 questions × 4 marks = 180 marks. Concept-driven, formula-heavy, and the most score-pulling subject for students aiming above 600.
ChemistryNEET Chemistry is 45 questions × 4 marks = 180 marks split across Physical, Organic, and Inorganic. The most scoring subject for students who do NCERT thoroughly.
BotanyNEET Botany is 45 questions × 4 marks = 180 marks. Plant biology — physiology, morphology, genetics, ecology, biotechnology.