Biological Classification NEET MCQs:
1. The five-kingdom classification was proposed by___________
(1) R.H. Whittaker
(2) C. Linnaeus
(3) A Roxberg
(4) Virchow
Answer: 1
2. Binomial nomenclature was given by________
(1) huxley
(2) ray
(3) darwin
(4) linnaeus
Answer: 4
3. Euglena belongs to the kingdom_________
(1) monera
(2) Protista
(3) Plantae
(4) Animalia
Answer: 2
4. Viroids differ from viruses in having__________
(1) DNA molecules without a protein coat
(2) RNA molecules with a protein coat
(3) RNA molecules without a protein coat
(4) DNA molecules with a protein coat
Answer: 3
5. Blue-green algae belong to which group?
(1) Protista
(2) Prokaryotes
(3) Fungi
(4) Bryophytes
Answer: 2
6. Phycology is the Study of_________
(1) Algae
(2) Fungi
(3) Lichens
(4) Moses
Answer: 1
7. Which of the following organisms can be found in extreme saline conditions?
(1) Eubacteria
(2) Archaebacteria
(3) Cyanobacteria
(4) Mycobacteria
Answer: 2
8. Which of the following are found in extreme saline conditions?
(1) Eubacteria
(2) Cyanobacteria
(3) Mycobacteria
(4) Archaebacteria
Answer: 4
9. Ferns are___________
(1) unicellular prokaryotes
(2) unicellular eukaryotes
(3) multicellular prokaryotes
(4) multicellular eukaryotes
Answer: 4
10. The two kingdom Classification was given by_________
(1) C. linnaeus
(2) john ray
(3) huxley
(4) whittaker
Answer: 1
11. Which of the following statements is wrong for viroids?
(1) They lack a protein coat
(2) They are smaller than viruses
(3) They cause infections
(4) Their RNA is of high molecular weight
Answer: 4
12. What is The Purpose of Taxonomy?
(1) Explain the origin of life
(2) Identification of unknown species
(3) To search the history of evolution
(4) Identify medicinal plants.
Answer: 2
13. Which kingdom of classification was used by Linnaeus?
(1) Artificial system
(2) Natural system
(3) Phylogenetic system
(4) Asexual system
Answer: 1
14. The structures that help some bacteria to attach to rocks and /or host tissues are:
(1) Fimbriae
(2) Mesosomes
(3) Holdfast
(4) Rhizoids
Answer: 1
15. ICBN stands for _______.
(1) International Code of Botanical Nomenclature
(2) Indian Code of Botanical Nomenclature
(3) Indian Congress of Biological names
(4) Indian Congress of Botanical Nomenclature
Answer: 1
16. What is a taxon?
(1) A group of related families
(2) A type of living organisms
(3) A group of related species
(4) A group of any ranking
Answer: 4
17. Which of the following structures is not found in a prokaryotic cell?
(1) Ribosome
(2) Mesosome
(3) Plasma membrane
(4) Nuclear envelope
Answer: 4
18. Smallest taxon of classification is_______.
(1) Kingdom
(2) Family
(3) Variety
(4) Species
Answer: 4
19. Name the Classification, Based on the Genetic and Evolutionary Relationship
(1) Phonetics
(2) Biosystematics
(3) Numerical taxonomy
(4) Cladistics
Answer: 4
20. Archaebacteria differ from eubacteria in:
(1) Cell membrane
(2) Mode of nutrition
(3) Cell shape
(4) Mode of reproduction
Answer: 3
21. A common Characteristic of Archaebacteria_________
(1) Structure of cell membrane
(2) Structure of cell wall
(3) Has fatty acid synthetase
(4) Structure of flagellin protein
Answer: 3
22. Choose the correct match.
(1) Photosynthetic autotrophs – Nutrient recycling
(2) Chemosynthetic autotrophs – Nitrogen fixation
(3) Heterotrophic bacteria – Production of antibiotics
(4) Mycoplasma – Production of curd
Answer: 3
23. Five kingdom system of classification suggested by R.H. Whittaker is NOT based on__________
(1) Presence or absence of a well-defined nucleus
(2) Mode of reproduction
(3) Mode of nutrition
(4) Complexity of body organization
Answer: 1
24. Red tides in sea appear due to_______
(1) Euglena
(2) Chrysophytes
(3) Dinoflagellates
(4) Diatoms
Answer: 3
25. Which one of the following is true for fungi?
(1) They are phagotrophic
(2) They lack a rigid cell wall
(3) They are heterotrophs
(4) They lack a nuclear membrane
Answer: 3
26. The natural system of Classification is based on__________
(1) morphology
(2) evolutionary trend
(3) Anatomy
(4) all of the above
Answer: 4
27. Diatoms’ the chief producers in the oceans belong to the group____________
(1) chrysophytes
(2) dinoflagellates
(3) euglenoids
(4) slime moulds
Answer: 1
28. Which of the following statements is not correct for viruses?
(1) Viruses are obligate parasites.
(2) Viruses can multiply only when they are inside the living cells.
(3) Viruses cannot pass through bacterial filters.
(4) Viruses are made up of protein and DNA or RNA (never both DNA and RNA).
Answer: 3
29. Which of the following statements is correct for archaea?
(1) Archaea resemble eukaryotes in all respects.
(2) Archaea have some novel features that are absent in other prokaryotes and eukaryotes.
(3) Archaea completely differ from both prokaryotes and eukaryotes.
(d) Archaea completely differs from prokaryotes.
Answer: 2