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Biological Classification

NEET Previous Year Questions with Answers

Class 11Botany18 Questions2015–2026
Topics covered:
Five Kingdom ClassificationKingdom MoneraViruses, Viroids and LichensKingdom ProtistaChapter 2- BIOLOGICAL CLASSIFICATION

Year-wise Weightage (2015–2026)

2026 vs 2025: ↓ 1 fewer question vs 2025

YearQuestions AskedMarks
202614
202528
202428
202328
202228
Show all years (2015–2021)
202128
202028
201928
201828
201728
201628
201528
Q1
NEET 2015Five Kingdom Classification

Five kingdom system of classification suggested by R.H. Whittaker is not based on:

Q2
NEET 2017Kingdom Monera

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen?

Q3
NEET 2018Kingdom Monera

The motile bacteria are able to move by:

Q4
NEET 2019Viruses, Viroids and Lichens

Which of the following is not true for a virus?

Q5
NEET 2016Kingdom Protista

Select the wrong statement:

Q6
NEET 2017Kingdom Monera

Archaebacteria differ from eubacteria in:

Q7
NEET 2020Viruses, Viroids and Lichens

Which of the following statements is wrong?

Q8
NEET 2015Kingdom Protista

Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom:

Q9
NEET 2018Kingdom Monera

Which one of the following statements is wrong?

Q10
NEET 2021Kingdom Monera

Which of the following is a correct match?

Q11
NEET 2026Chapter 2- BIOLOGICAL CLASSIFICATION

The main criteria used for Five Kingdom Classification proposed By R.H. Whittaker (1969) included: A. Cell structure, B. Body organization, C. Presence of flagellum, D. Reproduction, E. Phylogenetic relationships ( NEET 2026)

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Biological Classification — NEET PYQ Analysis

Biological Classification is a Class 11 Botany chapter that has been consistently tested in NEET from 2015 to 2026. This page contains 18 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 Five Kingdom Classification, Kingdom Monera, Viruses, Viroids and Lichens and 2 more. 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 Biological Classification Concept-by-Concept

Every NCERT paragraph from Biological Classification 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 13 concepts from Biological Classification
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See how NTA thinks about Biological Classification

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Every question in MedicNEET is built from the same NCERT lines NTA has repeatedly picked across 10 years of NEET Biology. Not random MCQs. Questions crafted exactly like NTA crafts them.

1,030 PYQs analysed (2015–2026)10,000+ questions built on the same patterns88 of 90 NEET 2026 questions traced to MedicNEET

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