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Microbiology Lab Quiz

23 Questions
Microbiology Quizzes & Trivia

Quiz for microbiology JCC campus

Questions and Answers
  • 1. 
    Turbidity is what?
    • A. 

      Bacteria settle at the bottom

    • B. 

      Bacteria move in a fast manor

    • C. 

      Cloudiness

    • D. 

      Bacteria grows up the side of glass

  • 2. 
    Sedimentation is what?
    • A. 

      Turbidity

    • B. 

      Bacteria settle on the bottom

    • C. 

      Bacteria grow on surface

    • D. 

      Bacteria suspended throughout entire broth

  • 3. 
    What is pellicle?
    • A. 

      Scum layer where bacteria grows on surface

    • B. 

      Bacteria growing up the side of the glass

    • C. 

      Bacteria suspended throughout the entire broth

    • D. 

      Cloudiness

  • 4. 
    What is a ring describing bacteria?
    • A. 

      Coudiness

    • B. 

      Bacteria suspended throughout the entire broth

    • C. 

      Bacteria settles at the bottom

    • D. 

      Bacteria grows up the side of the glass

  • 5. 
    What does Ubiquitous mean?
    • A. 

      Bacteria is no where

    • B. 

      Bacteria is everywhere

    • C. 

      Bacteria grows with food

    • D. 

      Bacteria grows on certain time frames

  • 6. 
    Arrangements: strepto
    • A. 

      Chaining

    • B. 

      Clusters

    • C. 

      Group of 4

    • D. 

      Palisade

  • 7. 
    Arrangements: Staphylo
    • A. 

      Chaining

    • B. 

      Clusters

    • C. 

      Group of 4

    • D. 

      Next to each other

  • 8. 
    Arrangements: Tetrad/Sarcinae
    • A. 

      Singly

    • B. 

      Chaining

    • C. 

      Clusters

    • D. 

      Group of 4

  • 9. 
    Arrangements: Palisade
    • A. 

      Chaining

    • B. 

      Clusters

    • C. 

      Next to each other

    • D. 

      Group of 4

  • 10. 
    What color is Gram Negative stain?
    • A. 

      Purple

    • B. 

      Pink/red

    • C. 

      Green

    • D. 

      Blue

  • 11. 
    Effects of temperature: Psychrophile
    • A. 

      Likes colder environments

    • B. 

      Grows in heat

    • C. 

      Likes our body temp

    • D. 

      Likes Georgia

  • 12. 
    Effects of temperature: Mesophile
    • A. 

      Likes the desert

    • B. 

      Likes hot temperatures

    • C. 

      Likes cold temperature

    • D. 

      Likes our body temp

  • 13. 
    Effects of Temperature: Thermophile
    • A. 

      Likes hotter Temperatures

    • B. 

      Likes colder Temperatures

    • C. 

      Likes our body temperatures

    • D. 

      Likes the tv

  • 14. 
    Pasturization
    • A. 

      Kills all bacteria

    • B. 

      Kills microbes

    • C. 

      Only enough to kill the bad bugs

    • D. 

      Kills everything and everyone

  • 15. 
    Sterilization
    • A. 

      Kills all bacteria

    • B. 

      Kills some bacteria

    • C. 

      Kills you

    • D. 

      Kills nothing

  • 16. 
    Why does different color dyes spread differently
    • A. 

      Molecular weight and solubility

    • B. 

      One color is stronger than the other

    • C. 

      One color is brighter

    • D. 

      They both spread the same

  • 17. 
    What is aero-tolerent
    • A. 

      Bacteria that can grow with oxygen or without

    • B. 

      Bacteria that grows with oxygen

    • C. 

      Bacteria that grows without oxygen

    • D. 

      Bacteria that eats constantly

  • 18. 
    What is Facultative Anaerobic bacteria?
    • A. 

      Means bacteria prefers oxygen but "in a pinch" can grow without oxygen

    • B. 

      Means bacteria can grow without oxygen

    • C. 

      Means bacteria can grow with oxygen

    • D. 

      Means bacteria doesn't like like anything

  • 19. 
    Low selective toxitity
    • A. 

      Kills bacteria not good human cells

    • B. 

      Kills all bacteria

    • C. 

      Kills no bacteria

    • D. 

      Kills all cells good and bad

  • 20. 
    Denature Proteins
    • A. 

      Starves bacteria

    • B. 

      Disruption n possible destruction of both secondary and tertiary structures

    • C. 

      Disrupting many things of bacteria including ribosomes

    • D. 

      Disrupting many good and bad cells

  • 21. 
    Oligodynamic
    • A. 

      Chemical agent that stops bacteria from reproducing

    • B. 

      Kills some bacteria and not others

    • C. 

      Action to which a metal affects something

    • D. 

      Kills all bacteria

  • 22. 
    Bacteriostatic
    • A. 

      All bacteria has a low degree to which the substance can damage an organism

    • B. 

      Place around the substance where there is no growth

    • C. 

      Substance that kills bacteria but nothing else

    • D. 

      Biological or chemical agent that stops bacteria from reproducing

  • 23. 
    Brownian Motion, entire thing must be true
    • A. 

      Particles in suspension due to H20

    • B. 

      Particles suspended in H20 and are shaking due to water movement

    • C. 

      Particles that move from one side of the slide to the other

    • D. 

      Particles Moving in different directions