Microbiology Unit II: Factors Affecting Microbe Growth

29 Questions | Total Attempts: 82

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Microbiology Unit II: Factors Affecting Microbe Growth

Questions and Answers
  • 1. 
    These bacterium prefer cooler temperatures (below 15* C)
  • 2. 
    Psycrophiles prefer what temperature range?
  • 3. 
    Do psycrophiles live in humans?
    • A. 

      Yes

    • B. 

      No

  • 4. 
    Mesophiles prefer what temperature range?
  • 5. 
    These bacterium live in humans as both pathogens and non pathogens.
  • 6. 
    Most resturaunts and food industries are concerned about these bacterium because they live both in room and body temperate conditions.
  • 7. 
    Thermophiles prefer which temperature range?
  • 8. 
    Thermophiles are found where?
  • 9. 
    Do thermophiles live in humans?
    • A. 

      Yes

    • B. 

      No

  • 10. 
    Which of the following do NOT live in humans?
    • A. 

      Psycrophiles

    • B. 

      Mesophiles

    • C. 

      Thermophiles

  • 11. 
    Most bacteria will survive in a neutral PH of about what?
  • 12. 
    In relation to bacteria, why does vinegar never go "bad"?
  • 13. 
    What form of organism can tolerate more acidic conditions than bacterium?
  • 14. 
    Water loss from a cell is referred to as what?
  • 15. 
    Strong sugar and salt concentrations affect the water within a cell how?
  • 16. 
    In relation to bacteria, how do fungi respond to water?
  • 17. 
    The structural backbone of all organic molecules an organism makes is what?
  • 18. 
    Carbon comes from CO2 in...
  • 19. 
    Carbon comes from food in...
  • 20. 
    Nitrogen is required for the production of what?
  • 21. 
    Oxygen is used for energy through what process?
  • 22. 
    Oxygen helps in the process of aerobic respiration by doing what?
  • 23. 
    An oxygen environment is toxic because of what?
  • 24. 
    If an organism is going to live in an Oxygen environment, it requires what?
  • 25. 
    SOD is an abbreviation for what?
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