NEET Strategy9 min read
NEET Botany PYQ Analysis 2020–2026: Chapter-wise Weightage, Topic Trends & Practice
NEET Botany 2020–2026: 405 questions over 21 chapters. Weightage, difficulty, rising and falling chapters, most-repeated topics and PYQ practice.
Edurack Team
October 13, 2026
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This guide breaks down 405 NEET Botany questions from 2020–2026 (Re-NEET 2026 included) across 21 chapters. For every chapter you get the weightage, difficulty and trend, and each chapter links to its own topic-wise analysis and PYQ practice.
Questions per paper
| Paper | Botany questions |
|---|---|
| NEET 2020 | 44 |
| NEET 2021 | 52 |
| NEET 2022 | 57 |
| NEET 2023 | 56 |
| NEET 2024 | 50 |
| NEET 2025 | 49 |
| NEET 2026 | 49 |
| Re-NEET 2026 | 48 |
Chapter-wise weightage
All 21 chapters ranked by questions asked. Click a chapter for its full topic breakdown.
| # | Chapter | Qs | Share | Easy | Med | Hard | Trend |
|---|---|---|---|---|---|---|---|
| 1 | Molecular Basis of Inheritance | 47 | 11.6% | 22 | 19 | 6 | falling |
| 2 | Principles of Inheritance and Variation | 36 | 8.9% | 12 | 18 | 6 | steady |
| 3 | Cell: The Unit of Life | 27 | 6.7% | 14 | 4 | 9 | rising |
| 4 | Cell Cycle and Cell Division | 27 | 6.7% | 12 | 12 | 3 | falling |
| 5 | Morphology of Flowering Plants | 27 | 6.7% | 11 | 10 | 6 | steady |
| 6 | Sexual Reproduction in Flowering Plants | 25 | 6.2% | 11 | 9 | 5 | rising |
| 7 | Plant Growth and Development | 24 | 5.9% | 17 | 4 | 3 | steady |
| 8 | Plant Kingdom | 23 | 5.7% | 12 | 4 | 6 | steady |
| 9 | Organisms and Populations | 22 | 5.4% | 9 | 8 | 5 | rising |
| 10 | Photosynthesis in Higher Plants | 22 | 5.4% | 9 | 9 | 4 | rising |
| 11 | Biodiversity and Conservation | 20 | 4.9% | 13 | 4 | 3 | rising |
| 12 | Anatomy of Flowering Plants | 19 | 4.7% | 3 | 13 | 3 | falling |
| 13 | Ecosystem | 19 | 4.7% | 5 | 10 | 4 | steady |
| 14 | Biological Classification | 13 | 3.2% | 6 | 6 | 1 | steady |
| 15 | Microbes in Human Welfare | 12 | 3% | 6 | 4 | 2 | rising |
| 16 | Respiration in Plants | 12 | 3% | 4 | 6 | 2 | steady |
| 17 | Environmental Issues | 8 | 2% | 5 | 3 | 0 | falling |
| 18 | Transport in Plants | 8 | 2% | 3 | 2 | 2 | falling |
| 19 | Mineral Nutrition | 7 | 1.7% | 3 | 0 | 4 | falling |
| 20 | The Living World | 5 | 1.2% | 2 | 1 | 2 | rising |
| 21 | Strategies for Enhancement in Food Production | 2 | 0.5% | 1 | 1 | 0 | steady |
Priority tiers for Botany
Tier 1: the chapters behind half the paper
- Molecular Basis of Inheritance: 47 Qs (11.6%)
- Principles of Inheritance and Variation: 36 Qs (8.9%)
- Cell: The Unit of Life: 27 Qs (6.7%)
- Cell Cycle and Cell Division: 27 Qs (6.7%)
- Morphology of Flowering Plants: 27 Qs (6.7%)
- Sexual Reproduction in Flowering Plants: 25 Qs (6.2%)
- Plant Growth and Development: 24 Qs (5.9%)
Tier 2: the next chapters, up to about 80%
- Plant Kingdom: 23 Qs (5.7%)
- Organisms and Populations: 22 Qs (5.4%)
- Photosynthesis in Higher Plants: 22 Qs (5.4%)
- Biodiversity and Conservation: 20 Qs (4.9%)
- Anatomy of Flowering Plants: 19 Qs (4.7%)
- Ecosystem: 19 Qs (4.7%)
Tier 3: the remaining 8 chapters
- Biological Classification: 13 Qs
- Microbes in Human Welfare: 12 Qs
- Respiration in Plants: 12 Qs
- Environmental Issues: 8 Qs
- Transport in Plants: 8 Qs
- Mineral Nutrition: 7 Qs
- The Living World: 5 Qs
- Strategies for Enhancement in Food Production: 2 Qs
Trends across the years
Asked more often lately
Comparing 2025, 2026 and Re-NEET 2026 with 2020–2022:
- Cell: The Unit of Life: 1.3 to 5.7 questions per paper
- Sexual Reproduction in Flowering Plants: 2.7 to 4 questions per paper
- Organisms and Populations: 2.3 to 3.3 questions per paper
- Photosynthesis in Higher Plants: 2 to 3.3 questions per paper
- Biodiversity and Conservation: 1.7 to 2.7 questions per paper
- Microbes in Human Welfare: 1.3 to 2.3 questions per paper
- The Living World: 0.3 to 1.3 questions per paper
Asked less often lately
- Molecular Basis of Inheritance: 7 to 4.3 questions per paper
- Cell Cycle and Cell Division: 4.3 to 1.3 questions per paper
- Anatomy of Flowering Plants: 3.3 to 1 questions per paper
- Environmental Issues: 1.7 to 0 questions per paper
- Transport in Plants: 1.7 to 0 questions per paper
- Mineral Nutrition: 1.7 to 0 questions per paper
Chapters in the latest two papers
Most questions in NEET 2026 plus Re-NEET 2026:
- Cell: The Unit of Life: 4 in NEET 2026, 8 in Re-NEET 2026
- Principles of Inheritance and Variation: 7 in NEET 2026, 3 in Re-NEET 2026
- Photosynthesis in Higher Plants: 3 in NEET 2026, 5 in Re-NEET 2026
- Morphology of Flowering Plants: 4 in NEET 2026, 3 in Re-NEET 2026
- Sexual Reproduction in Flowering Plants: 3 in NEET 2026, 4 in Re-NEET 2026
- Organisms and Populations: 3 in NEET 2026, 4 in Re-NEET 2026
- Molecular Basis of Inheritance: 4 in NEET 2026, 2 in Re-NEET 2026
- Plant Growth and Development: 3 in NEET 2026, 3 in Re-NEET 2026
- Biodiversity and Conservation: 5 in NEET 2026, 1 in Re-NEET 2026
- Ecosystem: 3 in NEET 2026, 2 in Re-NEET 2026
Easiest and toughest chapters
Most scoring (highest share of easy questions)
Chapters with at least 8 questions:
- Plant Growth and Development: 71% easy of 24 tagged
- Biodiversity and Conservation: 65% easy of 20 tagged
- Environmental Issues: 63% easy of 8 tagged
- Plant Kingdom: 55% easy of 22 tagged
- Cell: The Unit of Life: 52% easy of 27 tagged
- Microbes in Human Welfare: 50% easy of 12 tagged
- Molecular Basis of Inheritance: 47% easy of 47 tagged
- Biological Classification: 46% easy of 13 tagged
Most demanding (highest share of hard questions)
- Cell: The Unit of Life: 33% hard of 27 tagged
- Transport in Plants: 29% hard of 7 tagged
- Plant Kingdom: 27% hard of 22 tagged
- Organisms and Populations: 23% hard of 22 tagged
- Morphology of Flowering Plants: 22% hard of 27 tagged
- Ecosystem: 21% hard of 19 tagged
The 15 most-repeated Botany topics
| Topic | Chapter | Total Qs | Papers |
|---|---|---|---|
| Population Interactions (Types of Population Interactions) | Organisms and Populations | 13 | 7 |
| Pollination (Types of Pollination/Agents of Pollination/Outbreed…) | Sexual Reproduction in Flowering Plants | 10 | 7 |
| Meiosis (Meiosis I) | Cell Cycle and Cell Division | 9 | 6 |
| Where are ATP and NADPH Used? (Calvin Cycle or C3 Cycle/Primary Acceptor of CO₂/St…) | Photosynthesis in Higher Plants | 7 | 5 |
| Loss of Biodiversity (IUCN Red List, the Evil Quartet, etc.) | Biodiversity and Conservation | 7 | 4 |
| Packaging of the DNA Helix (Nucleosome, Histone Proteins etc.) | Molecular Basis of Inheritance | 5 | 5 |
| Productivity (NPP) | Ecosystem | 5 | 5 |
| M Phase (Mitosis) | Cell Cycle and Cell Division | 5 | 4 |
| Regulation of Gene Expression (Lac-Operon) | Molecular Basis of Inheritance | 4 | 4 |
| Transcription (Initiation, Elongation and Termination Process, etc.) | Molecular Basis of Inheritance | 4 | 4 |
| Exceptions to Mendelian Principles (Co-Dominance) | Principles of Inheritance and Variation | 4 | 4 |
| Gymnosperms (General Characteristics and Importance) | Plant Kingdom | 4 | 4 |
| Pteridophytes (Characteristics and Importance) | Plant Kingdom | 4 | 4 |
| Microbes in Industrial Products (Bioactive Molecules) | Microbes in Human Welfare | 4 | 4 |
| Eukaryotic Cells (Mitochondria) | Cell: The Unit of Life | 4 | 3 |
How to use this Botany analysis
- Finish Tier 1 chapters first, including their recurring topics, before spreading out.
- Use the easy-share list to pick chapters where careful NCERT reading converts directly into marks.
- For each chapter, open its analysis post, solve its PYQs, and log mistakes by topic.
- Revisit the chapters from the latest two papers close to the exam, since they show the current question style.
Practise Botany PYQs
- Practise all NEET Botany PYQs 2020–2026
- Botany blueprint page
- All subjects: NEET chapter-wise weightage
Frequently Asked Questions
How many NEET Botany questions were asked from 2020–2026?
405 Botany questions across 8 papers (2020 to 2026, plus Re-NEET 2026), spread over 21 chapters.
Which NEET Botany chapter has the highest weightage?
Molecular Basis of Inheritance has the highest weightage with 47 questions (11.6%). Principles of Inheritance and Variation follows with 36.
Which Botany chapters are easiest to score in?
By share of easy questions (chapters with 8+ questions), Plant Growth and Development, Biodiversity and Conservation and Environmental Issues lead.
How many Botany chapters cover most of the paper?
The top 7 chapters give about half of all questions and the top 13 give about 80%.