Microbiology MCQ on Microorganisms

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1. Which of the following foods is NOT made by fermentation?

  • beer
  • bread
  • cheese
  • orange juice

[expand title=”Show Answer”]d
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2. Who is considered the “father of Western medicine”?

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  • Marcus Terentius Varro
  • Thucydides
  • Antonie van Leeuwenhoek
  • Hippocrates

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3. Who was the first to observe “animalcules” under the microscope?

  • Antonie van Leeuwenhoek
  • Ötzi the Iceman
  • Marcus Terentius Varro
  • Robert Koch

[expand title=”Show Answer”]a
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4. Who proposed that swamps might harbor tiny, disease-causing animals too small to see?

  • Thucydides
  • Marcus Terentius Varro
  • Hippocrates
  • Louis Pasteur

[expand title=”Show Answer”]b
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5. Which of the following was NOT a kingdom in Linnaeus’s taxonomy?

  • animal
  • mineral
  • protist
  • plant

[expand title=”Show Answer”]c
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6. Which of the following is a correct usage of binomial nomenclature?

  • Homo Sapiens
  • homo sapiens
  • Homo sapiens
  • Homo Sapiens

[expand title=”Show Answer”]c
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7. Which scientist proposed adding a kingdom for protists?

  • Carolus Linnaeus
  • Carl Woese
  • Robert Whittaker
  • Ernst Haeckel

[expand title=”Show Answer”]d
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8. Which of the following is NOT a domain in Woese and Fox’s phylogenetic tree?

  • Plantae
  • Bacteria
  • Archaea
  • Eukarya

[expand title=”Show Answer”]a
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9. Which of the following is the standard resource for identifying bacteria?

  • Systema Naturae
  • Bergey’s Manual of Determinative Bacteriology
  • Woese and Fox’s phylogenetic tree
  • Haeckel’s General Morphology of Organisms

[expand title=”Show Answer”]b
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10. Which of the following types of microorganisms is photosynthetic?

  • yeast
  • virus
  • helminth
  • alga

[expand title=”Show Answer”]d
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11. Which of the following is a prokaryotic microorganism?

  • helminth
  • protozoan
  • cyanobacterium
  • mold

[expand title=”Show Answer”]c
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12. Which of the following is acellular?

  • virus
  • bacterium
  • fungus
  • protozoan

[expand title=”Show Answer”]a
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13. Which of the following is a type of fungal microorganism?

  • bacterium
  • protozoan
  • alga
  • yeast

[expand title=”Show Answer”]d
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14. Which of the following is not a subfield of microbiology?

  • bacteriology
  • botany
  • clinical microbiology
  • virology

[expand title=”Show Answer”]b
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