NEET Botany Plant Growth and Development PYQ Analysis 2020–2026: Topic-wise Trends & Practice
Plant Growth and Development (NEET Botany): 24 questions in 2020–2026, 5.9% of the subject. Topic-wise trends, difficulty split, repeated topics and PYQ practice.
Edurack Team
October 13, 2026
Plant Growth and Development gave 24 of the 405 NEET Botany questions asked between 2020 and 2026 (Re-NEET 2026 included). That is 5.9% of the subject and the #7 chapter out of 21 by weightage, about 3 questions per paper. It peaked at 4 in NEET 2021.
Of the 24 questions tagged for difficulty, 71% were easy, 16% medium and 13% hard, so this is a chapter where NCERT-level preparation pays off directly.
Its weight has stayed steady: 3.3 questions per paper in 2020–2022 and 2.7 across 2025, 2026 and Re-NEET 2026.
Year-wise questions from Plant Growth and Development
| Paper | Questions |
|---|---|
| NEET 2020 | 3 |
| NEET 2021 | 4 |
| NEET 2022 | 3 |
| NEET 2023 | 3 |
| NEET 2024 | 3 |
| NEET 2025 | 2 |
| NEET 2026 | 3 |
| Re-NEET 2026 | 3 |
Difficulty split
| Level | Questions | Share |
|---|---|---|
| Easy | 17 | 71% |
| Medium | 4 | 16% |
| Hard | 3 | 13% |
Topic-wise analysis
Every topic tagged under Plant Growth and Development, most-asked first. "Papers" is the number of the 8 papers in which the topic appeared.
| Topic | Total Qs | Easy | Medium | Hard | Papers | Asked in |
|---|---|---|---|---|---|---|
| Plant Growth Regulators (Effects of PGR) | 4 | 3 | 0 | 1 | 3 | 2025, 2026 and Re-NEET 2026 |
| Development (Plasticity) | 3 | 3 | 0 | 0 | 3 | 2021, 2022 and 2026 |
| Physiological Effects of Plant Growth Regulators (Auxins) | 3 | 2 | 0 | 1 | 3 | 2021, 2024 and 2025 |
| Physiological Effects of Plant Growth Regulators (Gibberellins) | 3 | 3 | 0 | 0 | 3 | 2020, 2023 and 2024 |
| Physiological Effects of Plant Growth Regulators (Ethylene) | 3 | 2 | 1 | 0 | 2 | 2022 and 2023 |
| Differentiation, Dedifferentiation and Redifferentiation | 2 | 2 | 0 | 0 | 2 | 2023 and 2024 |
| Growth (Arithmetic Growth) | 1 | 0 | 1 | 0 | 1 | Re-NEET 2026 |
| Growth (Phases of Growth) | 1 | 1 | 0 | 0 | 1 | 2020 |
| Growth (Phases of Growth-Phases of Cell Elongation) r– | 1 | 0 | 1 | 0 | 1 | 2026 |
| Introduction | 1 | 0 | 0 | 1 | 1 | 2021 |
| Photoperiodism (Introduction and Importance of Photoperiodism) | 1 | 1 | 0 | 0 | 1 | 2021 |
| Physiological Effects of Plant Growth Regulators (Abscisic Acid) | 1 | 0 | 1 | 0 | 1 | 2020 |
Which topics matter most
Most-tested topics
- Plant Growth Regulators (Effects of PGR): 4 Qs
- Development (Plasticity): 3 Qs
- Physiological Effects of Plant Growth Regulators (Auxins): 3 Qs
- Physiological Effects of Plant Growth Regulators (Gibberellins): 3 Qs
- Physiological Effects of Plant Growth Regulators (Ethylene): 3 Qs
Topics that keep coming back
These appeared in three or more different papers:
- Plant Growth Regulators (Effects of PGR): 3 papers (2025, 2026 and Re-NEET 2026)
- Development (Plasticity): 3 papers (2021, 2022 and 2026)
- Physiological Effects of Plant Growth Regulators (Auxins): 3 papers (2021, 2024 and 2025)
- Physiological Effects of Plant Growth Regulators (Gibberellins): 3 papers (2020, 2023 and 2024)
What the latest papers asked
Topics from NEET 2026 and Re-NEET 2026:
- Plant Growth Regulators (Effects of PGR)
- Development (Plasticity)
- Growth (Arithmetic Growth)
- Growth (Phases of Growth-Phases of Cell Elongation) r–
Where the hard questions came from
- Plant Growth Regulators (Effects of PGR): 1 hard of 4
- Physiological Effects of Plant Growth Regulators (Auxins): 1 hard of 3
- Introduction: 1 hard of 1
How to use this data
- Start with the 4 recurring topics above. They account for 13 of the chapter's 24 questions (54%).
- 71% of tagged questions were easy, so NCERT lines, definitions and standard examples are worth locking in first.
- Re-solve the 4 topics from NEET 2026 and Re-NEET 2026, since they show the current style of questions.
- Then attempt the chapter's past questions under a timer and note which topics cost you marks.
Practise Plant Growth and Development PYQs
Solve every Plant Growth and Development question from 2020–2026 with solutions on Edurack:
- Practise Plant Growth and Development PYQs
- See the full Plant Growth and Development blueprint page
- NEET Botany PYQ analysis: all chapters
Related chapters
- Sexual Reproduction in Flowering Plants: #6 in Botany, 25 questions
- Plant Kingdom: #8 in Botany, 23 questions
Frequently Asked Questions
How many questions came from Plant Growth and Development in NEET 2020–2026?
Plant Growth and Development contributed 24 NEET Botany questions across the 8 papers from 2020–2026, which is 5.9% of the subject.
Which topics of Plant Growth and Development are asked most often?
The most-tested topics are Plant Growth Regulators (Effects of PGR): 4 Qs, Development (Plasticity): 3 Qs and Physiological Effects of Plant Growth Regulators (Auxins): 3 Qs.
Is Plant Growth and Development easy or difficult in NEET?
Of 24 difficulty-tagged questions, 71% were easy, 16% medium and 13% hard.
Was Plant Growth and Development asked in NEET 2026?
Yes. It had 3 questions in NEET 2026 and 3 questions in Re-NEET 2026.