Microbial Metabolism

10 Questions
Metabolism Quizzes & Trivia

The Quiz is a part of the class today on Microbial Metabolism.

Sample Question

The process of converting chemical energy of glucose into the chemical bonds of ATP is called?

Glycolysis

Conversion

Cellular respiration

Energy

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Questions and Answers
  • 1. 
    The process of converting chemical energy of glucose into the chemical bonds of ATP is called?
    • A. 

      Glycolysis

    • B. 

      Conversion

    • C. 

      Cellular respiration

    • D. 

      Energy

  • 2. 
    With respect to the element carbon, respiration is a(n) _________ reaction.
    • A. 

      Dehydration synthesis.

    • B. 

      Digestion.

    • C. 

      Oxidation.

    • D. 

      Reduction.

  • 3. 
    The role of oxygen in aerobic respiration is
  • 4. 
    Respiration is important because
    • A. 

      Its waste heat helps to warm the environment.

    • B. 

      It conserves energy.

    • C. 

      Enzymes require it.

    • D. 

      It recycles energy.

  • 5. 
    When glucose is broken down to carbon dioxide and water during aerobic respiration, more than 60% of its energy is released as
    • A. 

      Oxygen

    • B. 

      Carbon dioxide

    • C. 

      Heat

    • D. 

      ATP

  • 6. 
    • A. 

      CO2 + H2O → C6H12O6 + O2 + ATP + Heat

    • B. 

      C6H12O6 + O2 → CO2 + H2O + ATP + Heat

    • C. 

      CO2 + H2O → C6H12O6 + O2

    • D. 

      C6H12O6 + CO2 + Ethyl alcohol + ATP + Heat

  • 7. 
    The oxygen released into the air as a product of photosynthesis comes from
    • A. 

      Chlorophyll

    • B. 

      Carbon dioxide

    • C. 

      Water

    • D. 

      None of the choices are correct

  • 8. 
    Why are (most)  plants green?
    • A. 

      Chlorophyll a reflects green light.

    • B. 

      Chlorophyll b primarily uses green light as the source of energy for photosynthesis.

    • C. 

      Green helps plants blend into their environment as a sort of camouflage.

    • D. 

      Chlorophyll a absorbs green light.

  • 9. 
    Nitrogen fixation involves the enzyme __________ catalyzing the reaction:N2 + 10 ____ + ___ e-  --->  2 NH4 + H2
    • A. 

      Nitrate reductase; H2O; 6

    • B. 

      Nitrogenase; H+; 8

    • C. 

      Nitrogenase; H+; 2

    • D. 

      Nitrogen reductase; H2O; 6

  • 10. 
    Nitrogenase complex → complex enzyme with multiple redox centers that carries out nitrogen fixation (reductase - provides electrons with high reducing power / nitrogenase - uses these electrons to reduce N2 to NH3)
    • A. 

      True

    • B. 

      False