Quiz: Microbiology Questions And Answers! Trivia Test

46 Questions | Total Attempts: 112

SettingsSettingsSettings
Please wait...
Quiz: Microbiology Questions And Answers! Trivia Test

Are you looking for some microbiology questions and answers to help you perfect your understanding before you sit for an exam? If you said yes, you are in luck as the quiz below is exactly what you need, how about you check it out and see how much work you need to put in, All the best and keep revising!


Questions and Answers
  • 1. 
    When humans manipulate the genes of microorganisms the process is called
    • A. 

      Bioremediation

    • B. 

      Genetic engineering

    • C. 

      Epidermiology

    • D. 

      Immunology

    • E. 

      Taxonomy

  • 2. 
    The smallest and most significant taxon is
    • A. 

      Genus

    • B. 

      Species

    • C. 

      Kingdom

    • D. 

      Family

    • E. 

      Phylum

  • 3. 
    Which kingdom does not contain any eukaryotes?
    • A. 

      Monera

    • B. 

      Protista

    • C. 

      Mycetae

    • D. 

      Plantae

    • E. 

      Animalia

  • 4. 
    Which of the following is a scientific name?
    • A. 

      Bacteria

    • B. 

      Protista

    • C. 

      Species

    • D. 

      Bacillus subtilis

    • E. 

      Bacilli

  • 5. 
    All of the following are correct about prokaryotes except
    • A. 

      They are smaller than eukaryotes

    • B. 

      They lack a nucleus

    • C. 

      They are less complex than eukaryotes

    • D. 

      They have organelles

    • E. 

      They are found nearly everywhere

  • 6. 
    When assigning a scientific name to an organism
    • A. 

      The species name is capitalized

    • B. 

      The species name is placed first

    • C. 

      The species name can be abbreviated

    • D. 

      Both genus and species name are capitalize

    • E. 

      Both genus and species name are italicized or underlined

  • 7. 
    Which of the following is a taxon that contains all the other taxa listed?
    • A. 

      Species

    • B. 

      Phylum

    • C. 

      Kingdom

    • D. 

      Genus

    • E. 

      Family

  • 8. 
    All of the following pertain to photosynthesis except
    • A. 

      It occurs only in members of the kingdom Plantae

    • B. 

      Carbon dioxide is converted to organic material

    • C. 

      It contributes to the oxygen content in the atmosphere

    • D. 

      It is fueled by light

    • E. 

      It is important to each ecosystem's flow of energy and food

  • 9. 
    Koch's postulates are criteria used to establish that
    • A. 

      Microbes are found on dust particles

    • B. 

      A specific microbe is the cause of a specific disease

    • C. 

      Life forms can only arise from preexisting life forms

    • D. 

      A specific microbe should be classified in a specific kingdom

    • E. 

      Microbes can be used to clean up toxic spills

  • 10. 
    In Whittaker's system, the protozoa and algae are classified in the kingdom.
    • A. 

      Monera

    • B. 

      Protista

    • C. 

      Mycetae

    • D. 

      Plantae

    • E. 

      Animalia

  • 11. 
    Helminths are
    • A. 

      Bacteria

    • B. 

      Protozoa

    • C. 

      Molds

    • D. 

      Parasitic worms

    • E. 

      Infectious particles

  • 12. 
    Where are you most likely to find bacteria belonging to the domain Archaea?
    • A. 

      A human's large intestine

    • B. 

      In a hot spring

    • C. 

      A pond

    • D. 

      A sewage tratment plant

    • E. 

      A beer production facility

  • 13. 
    Which of the following is the correct way to write the scientific name of this bacterium?
    • A. 

      Staph Aureus

    • B. 

      Staphylococcus Aureus

    • C. 

      Staphylococcus aureus

    • D. 

      Staphylococcus Aureus

    • E. 

      S. Aureus

  • 14. 
    Spontaneous generation is the belief that
    • A. 

      Germs cause infectious diseases

    • B. 

      Microbes are diverse and ubiquitous

    • C. 

      Microbes placed in an infusion can grow in it

    • D. 

      Aseptic techniques reduce microbes in medical settings

    • E. 

      Living things arise from nonliving matter

  • 15. 
    The microorganisms that recycle nutrients by breaking down dead matter and wastes are called
    • A. 

      Decomposers

    • B. 

      Procaryotes

    • C. 

      Pathogens

    • D. 

      Eucaryotes

    • E. 

      Fermenters

  • 16. 
    Which of the following are the main decomposers of the earth?
    • A. 

      Bacteria and fungi

    • B. 

      Bacteria and viruses

    • C. 

      Algae and viruses

    • D. 

      Protists and fungi

    • E. 

      All organisms are decomposers

  • 17. 
    A scientist discovers a new microbial species. It is a single-celled eucaryote without cell walls. In which kingdom will it likely be classified?
    • A. 

      Monera

    • B. 

      Protista

    • C. 

      Fungi

    • D. 

      Animalia

    • E. 

      Plantae

  • 18. 
    Disease-causing microorganisms are called
    • A. 

      Decomposers

    • B. 

      Procaryotes

    • C. 

      Pathogens

    • D. 

      Eucaryotes

    • E. 

      Fermenters

  • 19. 
    The microorganisms that do not have a nucleus in their cells are called
    • A. 

      Decomposers

    • B. 

      Procaryotes

    • C. 

      Pathogens

    • D. 

      Eucaryotes

    • E. 

      Fermenters

  • 20. 
    Taxonomy does not involve
    • A. 

      Nomenclature

    • B. 

      Classification

    • C. 

      Taxa

    • D. 

      Identification

    • E. 

      Koch's postulates

  • 21. 
    Select the correct descending taxonomic hierarchy (left to right)
    • A. 

      Family, order, class

    • B. 

      Family, genus, species

    • C. 

      Genus, species, family

    • D. 

      Class, phylum, order

    • E. 

      Kingdom, domain, phylum

  • 22. 
    Which activity is an example of biotechnology?
    • A. 

      Bacteria in the soil secreting an antibiotic to kill competitors

    • B. 

      A microbiologist using the microscope to study bacteria

    • C. 

      Humans using yeast to make beer and wine

    • D. 

      Mycobacteria tuberculosis in the lungs causing tuberculosis

    • E. 

      Public health officials monitoring diseases in a community

  • 23. 
    Organisms called parasites are
    • A. 

      Always classified in the kingdom Monera

    • B. 

      Always harmful to their host

    • C. 

      The decomposers in ecosystems

    • D. 

      Always a virus

    • E. 

      Free-living

  • 24. 
    Which of the following is not considered a microorganism?
    • A. 

      Mosquito

    • B. 

      Protozoa

    • C. 

      Bacteria

    • D. 

      Viruses

    • E. 

      Fungi

  • 25. 
    A microbiologist inoculates Staphylococcus epidermidis and Escherichia coli into a culture medium. Following incubation, only the E. coli grows in the culture. What is the most likely explanation?
    • A. 

      The microbiologist used too much inoculum

    • B. 

      The culture is contaminated

    • C. 

      The incubation temperature was incorrect

    • D. 

      The culture medium must be selective

    • E. 

      The culture medium must be differential

Back to Top Back to top