Biological Classification
Previous year questions with solutions · 2000 – 2026
116 Questions
35 Papers covered
5.94% ↑220.8% Weightage in 2026
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Year-wise statistics questions · papers · average per paper · weightage Year Questions Papers Avg / paper Weightage 2026 6 2 3 5.94% ↑220.8% 2025 1 1 1 1.85% ↓29.6% 2024 3 2 1.5 2.63% ↓13.8% 2022 4 2 2 3.05% ↑83.2% 2021 1 1 1 1.67% ↓16.7% 2020 1 1 1 2.00% ↓64.7% 2019 3 1 3 5.66% ↓37.7% 2018 5 1 5 9.09% ↑72.7% 2017 3 1 3 5.26% ↓24.3% 2016 8 2 4 6.96% ↓15.7% 2015 9 2 4.5 8.26% ↓33.9% 2014 7 1 7 12.50% ↑246.9% 2013 4 2 2 3.60% ↓58.8% 2012 9 2 4.5 8.74% ↑319.4% 2011 2 2 1 2.08% ↓73.2% 2010 7 2 3.5 7.78% ↑45.2% 2009 3 1 3 5.36% ↓26.3% 2008 4 1 4 7.27% ↑23.6% 2007 3 1 3 5.88% ↓13.2% 2006 4 1 4 6.78% ↓14.6% 2005 5 1 5 7.94% ↑9.1% 2004 4 1 4 7.27% ↓9.8% 2003 5 1 5 8.06% ↓26.3% 2002 7 1 7 10.94% ↑29.1% 2001 5 1 5 8.47% ↑52.5% 2000 3 1 3 5.56%
All 116 MCQ 110 Matching 6
TopicAll Kingdom Fungi (Phycomycetes, Ascomycetes, Basidiomycetes, Deuteromycetes) Kingdom Monera (Archaebacteria, Eubacteria, Cyanobacteria, Mycoplasma) Kingdom Protista (Chrysophytes, Dinoflagellates, Euglenoids, Slime Moulds, Protozoans) Two, Three and Five Kingdom Classification Viruses, Viroids, Prions and Lichens YearAll 2026 2025 2024 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000
⚠ 3 of these questions are out of the current syllabus (marked on the question).
1
The main criteria used for Five Kingdom Classification proposed by R.H. Whittaker (1969) included : Choose the correct answer from the options given below :
A, B and E only A, B, C, D and E B, C and D only A, B, D and E only
NEET (UG) 2026
2
Match List-I with List-II.
A-I, B-III, C-II A-II, B-III, C-I A-II, B-I, C-III A-III, B-II, C-I
RE-NEET (UG) 2026
3
Mad cow disease is caused by .
Mycoplasma sp. prions viroids Aspergillus sp.
RE-NEET (UG) 2026
4
Match List-I with List-II.
A-II, B-IV, C-I, D-III A-I, B-III, C-II, D-IV A-III, B-II, C-I, D-IV A-II, B-I, C-IV, D-III
RE-NEET (UG) 2026
5
Symbiotic associations between fungi and algae are called .
chrysophytes lichens sponges mycorrhiza
RE-NEET (UG) 2026
6
Which of the following is not a prokaryote?
Fungi Bacteria Blue green algae Mycoplasma
RE-NEET (UG) 2026
7
Each of the following characteristics represents a Kingdom proposed by Whittaker. Arrange the following in increasing order of complexity of body organization. Choose the correct answer from the options given below :
A, C, E, D, B C, E, A, B, D A, C, E, B, D C, E, A, D, B
NEET (UG) 2025
8
Match List I with List II Choose the correct answer from the options given below:
A-III, B-II, C-IV, D-I A-I, B-III, C-II, D-IV A-III, B-II, C-I, D-IV A-IV, B-III, C-II, D-I
NEET (UG) 2024
9
Which one of the following is not a criterion for classification of fungi?
Morphology of mycelium Mode of nutrition Mode of spore formation Fruiting body
NEET (UG) 2024
10
Match List-I with List-II: Choose the correct answer from the options given below:
A-III, B-IV, C-II, D-I A-IV, B-II, C-I, D-III A-IV, B-III, C-II, D-I A-IV, B-II, C-III, D-I
RE-NEET (UG) 2024
11
Given below are two statements: In the light of the above statements, choose the most appropriate answer from the options given below :
Both Statement I and Statement II are correct Both Statement I and Statement II are incorrect Statement I is correct but Statement II is incorrect Statement I is incorrect but Statement II is correct
NEET (UG) 2022
12
Which of the following is a correct statement?
Cyanobacteria are a group of autotrophic organisms classified under Kingdom Monera. Bacteria are exclusively heterotrophic organisms. Slime moulds are saprophytic organisms classified under Kingdom Monera. Mycoplasma have DNA, ribosome and cell wall.
NEET (UG) 2022
13
Identify the asexual reproductive structure associated with Penicillium :
Zoospores Conidia Gemmules Buds
Out of syllabus NEET (UG) 2022
14
Mad cow disease in cattle and Cr Jacob disease in humans are due to infection by .
Prion Bacterium Virus Viroid
NEET (UG) 2022 (Phase 2)
15
Which of the following statements is correct?
Some of the organisms can fix atmospheric nitrogen in specialized cells called sheath cells Fusion of two cells is called Karyogamy Fusion of protoplasm between two motile or non-motile gametes is called plasmogamy Organisms that depend on living plants are called saprophytes
NEET (UG) 2021
16
Which of the following is correct about viroids?
They have free RNA without protein coat They have DNA with protein coat They have free DNA without protein coat They have RNA with protein coat
NEET (UG) 2020
17
Which of the following statements is incorrect?
Infective constituent in viruses is the protein coat Prions consist of abnormally folded proteins Viroids lack a protein coat Viruses are obligate parasites
NEET (UG) 2019
18
Which of the following statement is incorrect?
Conidia are produced exogenously and ascospores endogenously. Yeasts have filamentous bodies with long thread-like hyphae. Morels and truffles are edible delicacies. Claviceps is a source of many alkaloids and LSD.
NEET (UG) 2019
19
Match Column-I with Column –II. Choose the correct answer from the options given below :
(a)-(i), (b)-(ii), (c)-(iii), (d)-(iv) (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv) (a)-(ii), (b)-(i), (c)-(iii), (d)-(iv) (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
NEET (UG) 2019
20
Which among the following is not a prokaryote?
Mycobacterium Saccharomyces Oscillatoria Nostoc
NEET 2018
21
Select the wrong statement.
Mushrooms belong to basidiomycetes. Cell wall is present in members of fungi and plantae. Pseudopodia are locomotory and feeding structures in sporozoans. Mitochondria are the powerhouse of the cell in all kingdoms except monera.
NEET 2018
22
After karyogamy followed by meiosis, spores are produced exogenously in
Saccharomyces Neurospora Alternaria Agaricus
NEET 2018
23
Which of the following organisms are known as chief producers in the oceans?
Euglenoids Cyanobacteria Dinoflagellates Diatoms
NEET 2018
24
Ciliates differ from all other protozoans in
having a contractile vacuole for removing excess water having two types of nuclei using flagella for locomotion using pseudopodia for capturing prey
NEET 2018
25
Which of the following are found in extreme saline conditions?
Eubacteria Cyanobacteria Mycobacteria Archaebacteria
NEET 2017
26
Viroids differ from viruses in having
DNA molecules without protein coat RNA molecules with protein coat RNA molecules without protein coat DNA molecules with protein coat
NEET 2017
27
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?
Pseudomonas Mycoplasma Nostoc Bacillus
NEET 2017
28
The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals, include the
methanogens eubacteria halophiles thermoacidophiles.
NEET 2016 (Phase 1)
29
Which one of the following statements is wrong?
Eubacteria are also called false bacteria. Phycomycetes are also called algal fungi. Cyanobacteria are also called blue-green algae. Golden algae are also called desmids.
NEET 2016 (Phase 1)
30
Which of the following statements is wrong for viroids?
They cause infections. Their RNA is of high molecular weight. They lack a protein coat. They are smaller than viruses.
NEET 2016 (Phase 1)