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NEET Zoology — Chapter-wise Weightage
1231 questions from 36 papers (2000–2026): how many questions each chapter gave every year, its share of all questions, its share in the latest 5 years, and questions per paper. Tap a column heading to sort.
| Chapter | 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | Earlier | Total | Share | Last 5 yrs | Per paper | 2026 trend |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Class 11 | 40 | 15 | 40 | 19 | 32 | 17 | 17 | 17 | 587 | 48% | 48% | 16.3 | ||
| Animal Kingdom | 7 | 4 | 8 | 3 | 5 | 5 | 4 | 2 | 83 | 121 | 9.8% | 8.8% | 3.4 | 8.86% ↓20.3% |
| Structural Organisation in Animals | 4 | 4 | 8 | 4 | 9 | 4 | 3 | 2 | 53 | 91 | 7.4% | 9.4% | 2.5 | 5.06% ↓54.4% |
| Biomolecules (Biology) | 3 | · | · | · | · | · | · | · | · | 3 | 0.2% | 1.0% | 0.1 | 3.8% |
| Breathing and Exchange of Gases | 4 | 1 | 4 | 1 | 4 | 2 | 2 | 2 | 29 | 49 | 4.0% | 4.6% | 1.4 | 5.06% ↑82.3% |
| Body Fluids and Circulation | 5 | 1 | 4 | 2 | 4 | 2 | 2 | 2 | 53 | 75 | 6.1% | 5.2% | 2.1 | 6.33% ↑127.8% |
| Excretory Products and their Elimination | 3 | 1 | 4 | 3 | 2 | · | 2 | 2 | 36 | 53 | 4.3% | 4.2% | 1.5 | 3.8% ↑36.7% |
| Locomotion and Movement | 8 | · | 4 | 2 | 4 | 3 | 1 | 2 | 37 | 61 | 5.0% | 5.9% | 1.7 | 10.13% |
| Neural Control and Coordination | 2 | · | 3 | 2 | 2 | · | 1 | 2 | 47 | 59 | 4.8% | 2.9% | 1.6 | 2.53% |
| Chemical Coordination and Integration | 4 | 4 | 5 | 2 | 2 | 1 | 2 | 3 | 52 | 75 | 6.1% | 5.5% | 2.1 | 5.06% ↓54.4% |
| Class 12 | 39 | 21 | 46 | 16 | 33 | 21 | 21 | 18 | 586 | 48% | 50% | 16.3 | ||
| Human Reproduction | 7 | 5 | 8 | 3 | 6 | 3 | 3 | 2 | 76 | 113 | 9.2% | 9.4% | 3.1 | 8.86% ↓36.2% |
| Reproductive Health | 4 | 1 | 4 | 3 | 4 | 3 | 2 | 3 | 35 | 59 | 4.8% | 5.2% | 1.6 | 5.06% ↑82.3% |
| Evolution | 9 | 1 | 9 | 1 | 4 | 2 | 4 | 4 | 91 | 125 | 10.2% | 7.8% | 3.5 | 11.39% ↑310.1% |
| Human Health and Disease | 6 | 5 | 7 | 3 | 4 | 1 | 3 | 4 | 65 | 98 | 8.0% | 8.1% | 2.7 | 7.59% ↓45.3% |
| Biotechnology: Principles and Processes | 8 | 6 | 11 | 5 | 11 | 6 | 6 | 3 | 59 | 115 | 9.3% | 13.4% | 3.2 | 10.13% ↓39.2% |
| Biotechnology and its Applications | 5 | 3 | 7 | 1 | 4 | 6 | 3 | 2 | 43 | 74 | 6.0% | 6.5% | 2.1 | 6.33% ↓24.1% |
| Biology Experimental Skills | · | · | · | · | · | · | · | · | 2 | 2 | 0.2% | 0.0% | 0.1 | 0% |
| Out of syllabus (current exam) | · | · | · | 2 | 4 | 2 | 2 | 2 | 58 | 5% | 2% | 1.6 | ||
| Digestion and Absorption | · | · | · | 2 | 4 | 2 | 2 | 2 | 46 | 58 | 4.7% | 2.0% | 1.6 | 0% |
Papers per year: 2026: 2, 2025: 1, 2024: 2, 2023: 1, 2022: 2, 2021: 1, 2020: 1, 2019: 1. Red = 2 or more questions per paper that year. Share = this chapter's questions ÷ all Zoology questions in the bank. Based on past papers; it updates as more papers are added.
Most asked topics
How to use this
- Start with chapters that have a high Last 5 yrs share — the syllabus and paper style change, so recent years matter most.
- A chapter with 1+ question per paper is a must-do: it comes in every shift.
- Then practise the most asked topics above — each link opens exactly those PYQs.