NEET 2020 Zoology paper analysis
NEET 2020 had 45 Zoology questions tagged by Edurack, 23% of the 196 tagged questions in the paper. They came from 16 of the 16 Zoology chapters.
The chapters that asked the most were Biomolecules (6), Biotechnology - Principles and Processes (5), Animal Kingdom (4).
Across the 8 papers in 2020–2026, Zoology ranged from 41 to 63 questions, and this paper ranks #5 of 8 by Zoology count.
Questions
45
Zoology in NEET 2020
Share of paper
23%
of 196 tagged questions
Chapters asked
16/16
0 had no question
Rank of 8 papers
#5
by Zoology count
Zoology chapters and topics asked in NEET 2020
Chapters are ranked by questions in this paper. Under each chapter are the topics that were asked; “new” marks a topic with no question in any earlier paper.
Primary and Secondary Metabolites (Examples and Function) · Enzymes (Classification and Nomenclature of Enzymes) · Nature of Bond Linking Monomers in Polymer (Glycosidic,… · Nucleic Acids (DNA) · Proteins (Function of Protein) · Amino Acids (Different Types of Amino Acid)
Restriction Enzymes (Endonuclease and Exonuclease, Nomenclature of… ×2 · Cloning Vectors (Plasmid (pBR322)) · Gel Electrophoresis (Separation and Isolation of DNA Fragments) · Tools of Recombinant DNA Technology (Restriction Enzymes and Other…
Classification of Animals (Non Chordata) (Characteristic Feature and… ×2 · Classification of Chordata - Pisces (Class - Chondrichthyes) · Basis of Classification (Notochord)
Convergent and Divergent Evolution · Evidences for Evolution (Embryological Evidences) · Mechanism of Evolution (Variation, Mutation and Recombination) · Oparin-Haldane Theory (Theory)
Biotechnological Applications in Medicine (Recombinant Insulin -… · Biotechnological Applications in Agriculture (Bt Cotton) · Biotechnological Applications in Agriculture (RNA Interference)
Common Diseases in Humans (Typhoid, Pneumonia, etc.) · Common Diseases in Humans (Life Cycle of Plasmodium) · Immunity (Active and Passive Immunity)
Gametogenesis (Oogenesis) ×2 · Placenta (Placenta Hormones)
Epithelial Tissue (Simple Epithelium) · Epithelial Tissue (Glandular Epithelium) · Cockroach - Anatomy (Nervous System)
Blood - Formed Element (Leucocytes and Disorder) · ECG (Role of PQRST and Clinical Significance)
Transport of Gases (O₂ and CO₂) (Transport of Oxygen) · Mechanism of Breathing (Inspiration and its Associated Muscle)
Adrenal Gland (Adrenal Cortex and its Hormones) · Hormonal Disorders (Examples)
Digestion of Food · Alimentary Canal (Structure and Functions of Alimentary Canal,…
Mechanism of Concentration of the Filtrate (Counter Current Mechanism) · Disorders of the Excretory System
Assisted Reproductive Technologies (ART) (ART, IVF, etc.) · Sexually Transmitted Diseases (STDs)
Skeletal System (Appendicular Skeleton)
Sensory Reception and Processing - Ear (Anatomy of Ear)
Practise Zoology PYQs
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Zoology across the 8 papers
NEET 2020 in the other subjects
Frequently asked questions
How many Zoology questions were in NEET 2020?
Edurack tagged 45 Zoology questions from NEET 2020, 23% of the 196 tagged questions in that paper.
Which Zoology chapter had the most questions in NEET 2020?
Biomolecules had the most, with 6 questions.
Which Zoology chapters were not asked in NEET 2020?
Every Zoology chapter had at least one question in NEET 2020.
Counts come from Edurack's tagged set of NEET papers 2020–2026 (including Re-NEET 2026), mapped to NCERT chapters and topics. Use them as a trend guide — past frequency doesn't guarantee what a future paper will ask. Counts cover 2020–2026.