Types Of Microorganisms! Hardest Trivia Quiz

78 Questions | Total Attempts: 241

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Types Of Microorganisms! Hardest Trivia Quiz


Questions and Answers
  • 1. 
    Disease-causing microorganisms are called
    • A. 

      Decomposers

    • B. 

      Prokaryotes

    • C. 

      Pathogens

    • D. 

      Eukaryotes

  • 2. 
    The microorganisms that recycle nutrients by breaking down dead matter and wastes are called
    • A. 

      Decomposers

    • B. 

      Prokaryotes

    • C. 

      Fermenters

    • D. 

      Pathogens

  • 3. 
    The microorganisms that do not have a nucleus in their cell wall are called
    • A. 

      Decomposers

    • B. 

      Prokaryotes

    • C. 

      Pathogens

    • D. 

      Eukaryotes

  • 4. 
    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. 

      Mycobacterium tuberculosis in the lungs causing TB

  • 5. 
    The Dutch merchant who made and used quality magnifying lenses to see and record microorganisms was
    • A. 

      F. Redi

    • B. 

      A. Leeuwenhoek

    • C. 

      L. Pasteur

    • D. 

      J. Lister

  • 6. 
    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. 

      Living things arise from nonliving matter

  • 7. 
    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

  • 8. 
    Which scientist discovered heat resistant bacterial spores
    • A. 

      J. Lister

    • B. 

      R. Koch

    • C. 

      F. Cohn

    • D. 

      A. Leeuwenhoek

  • 9. 
    The rash and/or hemorrhage associated to Rocky Mountain spotted fever and Typhus occur when this bacterium targets the endotheilal cells that line blood vessels
  • 10. 
    This bacterium has a life cycle that includes elementary and reticulate bodies
  • 11. 
    This bacterium is a member parasite that adheres to and damages the mucous membrane of the respiratory, urinary, and reproductuve tracts
  • 12. 
    This bacterium causes a commonly acquired sexually transmitted bacterial disease and Trachoma, the most common cause of blindness
  • 13. 
    Which bacterium was the first organisms to produce oxygen as a byproduct of photosynthesis
  • 14. 
    If microbiologist is studying a specimen at a total mag of 950x, what is the magnifying power of the objective lens if the ocular lens is 10x
    • A. 

      100x

    • B. 

      950x

    • C. 

      850x

    • D. 

      95x

  • 15. 
    Which microscope achieves the greatest resolution and highest magnification
    • A. 

      Bright-field

    • B. 

      Dark-field

    • C. 

      Phase-contrast

    • D. 

      Electron

  • 16. 
    Which microscope bombard a whole, metal-coated specimen with electrons moving back and forth over it
    • A. 

      Fluoresence

    • B. 

      Differential interference contrast

    • C. 

      Scanning electron

    • D. 

      Transmission electron

  • 17. 
    The primary purpose of staining cells on a microscope slide is to
    • A. 

      Kill them

    • B. 

      Secure them to the slide

    • C. 

      Enlarge the cell

    • D. 

      Add contrast in order to see them better

  • 18. 
    A microbiologist makes a fixed smear of bacterial cells and stains them with methylene blue. all the cells appear blue under the oil lens. this is an example of 
    • A. 

      Negative staining

    • B. 

      Using an acidic dye

    • C. 

      Simple staining

    • D. 

      Using acid-fast stai

  • 19. 
    Why is immersion oil often used when viewing specimens under the microscope
    • A. 

      To stain the cells blue

    • B. 

      To prevent smear from drying out

    • C. 

      To slow bacterial movement so you can see cells better

    • D. 

      To increase the resolution

  • 20. 
    Spirochetes have a twisting and flexing locomotion due to 
    • A. 

      Flagella

    • B. 

      Cilia

    • C. 

      Fimbriae

    • D. 

      Periplasmic flagella

  • 21. 
    Magnification is achieved in a compound microscope through the initial magnification of the specimen by the ______ lens. This image is then projected to the _________ lens that will further magnify the specimen to form a virtual image received by the eye
  • 22. 
    The transfer of genes during bacterial conjugation involve rigid, tubular appendages called
    • A. 

      Flagella

    • B. 

      Cilia

    • C. 

      Fimbriae

    • D. 

      Sex pili

  • 23. 
    The term that refers to the presence of flagella all over the cell surface is 
    • A. 

      Amphitrichous

    • B. 

      Atrichous

    • C. 

      Monotrichous

    • D. 

      Peritrichous

  • 24. 
    The outcome of the gram stain is based on differences in cell's 
    • A. 

      Ribosomes

    • B. 

      Inclusions

    • C. 

      Cell wall

    • D. 

      Cell membrane

  • 25. 
    The most immediate result of destruction of a cell's ribosomes would be 
    • A. 

      Material would not be able to cross cell membrane

    • B. 

      Protein synthesis would stop

    • C. 

      Destruction of cell's DNA

    • D. 

      Formation of glycogen inclusions