NEET 2023 Zoology paper analysis
NEET 2023 had 54 Zoology questions tagged by Edurack, 26% of the 210 tagged questions in the paper. They came from 16 of the 16 Zoology chapters.
The chapters that asked the most were Structural Organisation in Animals (Animal Tissues) (7), Biotechnology - Principles and Processes (6), Excretory Products and their Elimination (5).
That is 2 questions more than NEET 2022 (52).
Across the 8 papers in 2020–2026, Zoology ranged from 41 to 63 questions, and this paper ranks #2 of 8 by Zoology count.
Questions
54
Zoology in NEET 2023
Share of paper
26%
of 210 tagged questions
Chapters asked
16/16
0 had no question
vs NEET 2022
+2
52 then, 54 now
Zoology chapters and topics asked in NEET 2023
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.
Epithelial Tissue (Simple Epithelium) · Dense Connective Tissue (Regular Dense Connective Tissue) · Cockroach - Anatomy (Excretory System) r– new · Cockroach - Anatomy (Reproductive System (Male and Female)) new · Connective Tissue - Specialised Connective Tissue (Blood) new · Connective Tissue (Specialised Connective Tissue) new · Dense Connective Tissue (Irregular Dense Connective Tissue) new
Processes of Recombinant DNA Technologies (Isolation of the Genetic… ×2 · Gel Electrophoresis (Separation and Isolation of DNA Fragments) · Cloning Vectors (pBR322, Cosmids, etc.)u– new · Principles of Biotechnology (Introduction) · Methods of Gene Transfer (Gene Gun, Electroporation, etc.) new
Regulation of Kidney Function (ADH, RAAS, etc.) ×2 new · Human Excretory System new · Introduction and Excretory Products (Osmoregulation in Different… · Regulation of Kidney Function - Heart (ANF) new
AIDS (Acquired Immuno Deficiency Syndrome) (HIV Virus, Modes of… ×2 new · Drugs (Opioids, Heroin, etc.) new · Common Diseases in Humans (Disease Causing Organism) · Miscellaneous new
Menstrual Cycle (Menarche, Various Events During Menstrual Cycle, et…) ×2 new · The Female Reproductive System (Part of Female Reproductive System… new · The Male Reproductive System (Part of Male Reproductive System with… new · Embryonic Development (Morula, Blastula, etc.) new
Birth Control (Barrier Methods) · Birth Control (Oral Contraceptive) · Birth Control (Natural Methods) · Birth Control (Sterilisation Procedure) · Reproductive Health - Problems and Strategies (Family Planning… new
Proteins (Structure of Proteins) · Enzymes (Mechanism of Enzyme Action) new · Carbohydrates (Polysaccharides) new · Enzymes (Inhibitiond of Enzyme Action) new
Digestive Gland (Gastric Glands and Intestinal Glands) ×2 new · Digestive System (Introduction, Food and its Component, etc.) · Digestive Gland (Pancreas) new
Chordata and Non Chordata (Differences or Common Examples) · Classification of Animals (Non Chordata) (Characteristic Feature and… new · Classification of Chordata (Characteristic Feature and Examples -… new
Blood - Formed Element (Leucocytes and Disorder) · ECG (Role of PQRST and Clinical Significance)
Joints (Fibrous, Cartilaginous, etc.) · Mechanism of Muscle Contraction (Sliding Filament Theory of Muscle…
Parts of Brain (Forebrain) new · Sensory Reception and Processing - Eye (Parts of Eye) new
Biotechnological Applications in Medicine (Molecular Diagnosis)
Respiratory Volumes and Capacities (TV, IRV, etc.) new
Thyroid (Hormones and Function) new
Adaptive Radiation (Darwin’s Finches, Australian Marsupials, etc.) new
What changed from NEET 2022
- Biggest rise: Excretory Products and their Elimination went from 1 to 5 questions.
- Biggest drop: Biotechnology and its Applications went from 3 to 1 questions.
Zoology topics asked for the first time in NEET 2023
- 1Regulation of Kidney Function (ADH, RAAS, etc.) · Excretory Products and their Elimination · Zoology2 Qs
- 2AIDS (Acquired Immuno Deficiency Syndrome) (HIV Virus, Modes of Transmission,… · Human Health and Disease · Zoology2 Qs
- 3Menstrual Cycle (Menarche, Various Events During Menstrual Cycle, et…) · Human Reproduction · Zoology2 Qs
- 4Digestive Gland (Gastric Glands and Intestinal Glands) · Digestion and Absorption · Zoology2 Qs
- 5Cockroach - Anatomy (Excretory System) r– · Structural Organisation in Animals (Animal Tissues) · Zoology1 Qs
- 6Cockroach - Anatomy (Reproductive System (Male and Female)) · Structural Organisation in Animals (Animal Tissues) · Zoology1 Qs
- 7Connective Tissue - Specialised Connective Tissue (Blood) · Structural Organisation in Animals (Animal Tissues) · Zoology1 Qs
- 8Connective Tissue (Specialised Connective Tissue) · Structural Organisation in Animals (Animal Tissues) · Zoology1 Qs
- 9Dense Connective Tissue (Irregular Dense Connective Tissue) · Structural Organisation in Animals (Animal Tissues) · Zoology1 Qs
- 10Cloning Vectors (pBR322, Cosmids, etc.)u– · Biotechnology - Principles and Processes · Zoology1 Qs
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Zoology across the 8 papers
NEET 2023 in the other subjects
Frequently asked questions
How many Zoology questions were in NEET 2023?
Edurack tagged 54 Zoology questions from NEET 2023, 26% of the 210 tagged questions in that paper.
Which Zoology chapter had the most questions in NEET 2023?
Structural Organisation in Animals (Animal Tissues) had the most, with 7 questions.
Which Zoology chapters were not asked in NEET 2023?
Every Zoology chapter had at least one question in NEET 2023.
Which Zoology topics were new in NEET 2023?
Topics with no question in any earlier paper included Regulation of Kidney Function, AIDS, Menstrual Cycle.
How did Zoology change from NEET 2022 to NEET 2023?
Excretory Products and their Elimination rose from 1 to 5, while Biotechnology and its Applications fell from 3 to 1.
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.