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Plant Growth and Development

NEET Previous Year Questions with Answers

Class 11Botany32 Questions2015–2026
Topics covered:
Plant HormonesPhotoperiodismChapter 15- PLANT GROWTH AND DEVELOPMENT

Year-wise Weightage (2015–2026)

2026 vs 2025: ↑ +1 more question vs 2025

YearQuestions AskedMarks
2026312
202528
202414
202328
202228
Show all years (2015–2021)
202114
202028
201914
201828
201714
201628
201514
Q1
NEET 2015Plant Hormones

Auxin is produced mainly at:

Q2
NEET 2016Plant Hormones

The gaseous plant hormone is:

Q3
NEET 2017Plant Hormones

Which hormone promotes bolting in rosette plants?

Q4
NEET 2018Plant Hormones

Abscisic acid is known as:

Q5
NEET 2019Photoperiodism

Photoperiodism was first studied in:

Q6
NEET 2026Chapter 15- PLANT GROWTH AND DEVELOPMENT

Which one of the following is not a characteristic of plant cells in phase of elongation? ( NEET 2026)

Q7
NEET 2026Chapter 15- PLANT GROWTH AND DEVELOPMENT

Match List-I (Growth Regulator) with List-II (Function/Effect) — A. 2,4-D, B. GA3, C. Kinetin, D. ABA — with I. Brewing industry, II. Stimulation of stomatal closure, III. Herbicide, IV. Nutrient mobilisation ( NEET 2026)

Q8
NEET 2026Chapter 15- PLANT GROWTH AND DEVELOPMENT

Heterophyllous development in response to environment is an example of which of the following phenomena? ( NEET 2026)

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Plant Growth and Development — NEET PYQ Analysis

Plant Growth and Development is a Class 11 Botany chapter that has been consistently tested in NEET from 2015 to 2026. This page contains 32 authentic previous year questions from actual NEET exam papers — not model questions or predictions.

Understanding how NEET frames questions from this chapter is crucial for scoring well. Topics frequently tested include Plant Hormones, Photoperiodism, Chapter 15- PLANT GROWTH AND DEVELOPMENT. Check the NEET Biology chapter-wise weightage analysis to see how this chapter ranks based on 940 PYQ analysis. For comprehensive practice with detailed NCERT-based explanations, download the MedicNEET app which covers 10,000+ questions across the full Biology syllabus.

Study Plant Growth and Development Concept-by-Concept

Every NCERT paragraph from Plant Growth and Development that NEET has tested. Each is its own concept page with the question, answer and exam-pattern analysis. Ranked by how many times NEET has tested the paragraph.

View all 18 concepts from Plant Growth and Development
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