Biology MCQ – MCQ on Protozoa Characteristics

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1. Which of the following class of protozoa does not generally contain contractile vacuole?

  • Sporozoa
  • Rhizopoda
  • Flagellata
  • Cilliata

[expand title=”Show Answer”] Answer: A
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2. Trypanosoma belongs to which of the following group?

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  • mastigophora
  • sarcodina
  • sporozoa
  • ciliata

[expand title=”Show Answer”] Answer: A
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3. Which of the following protozoan causes African sleeping sickness

  • Plasmodium vivax
  • Entamoeba gingivalis
  • Trypanosoma lewsii
  • Trypanosoma gambiense

[expand title=”Show Answer”] Answer: D
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4. Unicellular eukaryotes are grouped in

  • Monera
  • Protista
  • Archaea
  • (d) Fungi

[expand title=”Show Answer”] Answer: B
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5. In protozoa contractile vacuole is generally absent in the class

  • Rhizopoda
  • Sporozoa
  • Ciliata
  • Flagellata

[expand title=”Show Answer”] Answer: B
[/expand]

6. The class of phylum protozoa to which ‘Noctiluca’ belongs, is

  • Rhizopoda
  • Sporozoa
  • Mastigophora
  • Ciliata

[expand title=”Show Answer”] Answer: B
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7. The main basis of classification of phylum protozoa is

  • Size
  • Locomotory organelle
  • Shape
  • Number of nuclei

[expand title=”Show Answer”] Answer: Locomotory organelle

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8. In protozoa contractile vacuole is generally absent in the class

  • Rhizopoda
  • Sporozoa
  • Ciliata
  • Flagellata

[expand title=”Show Answer”] Answer: Sporozoa
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9. The class of Trichonympha is

  • Calcaria
  • Scyphozoa
  • Sporozoa
  • Mastigophora

[expand title=”Show Answer”] Answer: Mastigophora
[/expand]

10. Which is not the characteristic of phylum protozoa

  • Pseudopodia
  • Binary fission
  • Contractile vacuole
  • Cell membrane as body covering

[expand title=”Show Answer”] Answer: Cell membrane as body covering
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11. Which of the following organelles are associated for defence in protozoans

  • Nematocysts
  • Statocysts
  • Trichocysts
  • Otocysts

[expand title=”Show Answer”] Answer: Trichocysts
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12. Which is not the locomotory organ of protozoa

  • Cilia
  • Flagella
  • Pseudopodia
  • Parapodia

[expand title=”Show Answer”] Answer: Parapodia
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