Take The Ultimate Microbiology Quiz Questions!

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Take The Ultimate Microbiology Quiz Questions! - Quiz

Biology, defined simply as the scientific study of life and the living creatures which inhabit the world around us, is a wonderful subject when it comes to adding a little perspective to the many different organisms that we see every day. That said, what about the organisms we don’t see? Take a look at the topic of microbiology to learn more about organisms like bacteria, fungi and more!


Questions and Answers
  • 1. 

    This is a PYR test.  What is the reaction on the right?

    • A.

      PYR Positive

    • B.

      PYR Negative

    Correct Answer
    A. PYR Positive
    Explanation
    The reaction on the right is PYR Positive.

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  • 2. 

    What kind of Hemolysis is this?

    • A.

      Alpha Hemolysis

    • B.

      Beta Hemolysis

    • C.

      Gamma Hemolysis

    • D.

      No Hemolysis

    Correct Answer
    B. Beta Hemolysis
  • 3. 

    This is a Beta-lactamase disk.  What is the reaction?

    • A.

      Beta-lactamase Negative

    • B.

      Beta-lactamase Positive

    Correct Answer
    B. Beta-lactamase Positive
  • 4. 

    If you made a sputum slide, what two gram stain results would you call?

    • A.

      Gram Positive Cocci and Gram Negative Bacilli

    • B.

      Yeast and Gram Negative Bacilli

    • C.

      Gram Positive Bacilli and Gram Negative Bacilli

    Correct Answer
    B. Yeast and Gram Negative Bacilli
  • 5. 

    This is a Catalase test.  What Reaction is on the right?

    • A.

      Catalase Negative

    • B.

      Catalase Positive

    Correct Answer
    B. Catalase Positive
  • 6. 

    What would you call on this Gram Stain reaction?

    • A.

      Gram Negative Bacilli

    • B.

      Gram Positive Cocci

    • C.

      Gram Positive Bacilli

    • D.

      Budding Yeast

    Correct Answer
    C. Gram Positive Bacilli
  • 7. 

    What Gram Stain reaction would you call?

    • A.

      Gram Negative Bacilli

    • B.

      Gram Positive Bacilli

    • C.

      Gram Positive Cocci

    • D.

      Gram Negative Diplococci

    Correct Answer
    C. Gram Positive Cocci
  • 8. 

    This organism came from a Thayer Martin Plate.  What Gram Stain reaction would you call?

    • A.

      Gram Negative Bacilli

    • B.

      Gram Negative Diplococci

    • C.

      Gram Positive Cocci

    • D.

      Gram Positive Bacilli

    Correct Answer
    B. Gram Negative Diplococci
  • 9. 

    What stands out on this Gram Stain?

    • A.

      Gram Positive Rods with Terminal Spores

    • B.

      Bad Stain

    • C.

      Gram Positive Cocci

    • D.

      Gram Negative Bacilli

    Correct Answer
    A. Gram Positive Rods with Terminal Spores
  • 10. 

    What Gram Stain Reaction would you call?

    • A.

      Gram Positive Bacilli

    • B.

      Gram Negative Bacilli

    • C.

      Gram Positive Cocci

    • D.

      Gram Negative Diplococci

    Correct Answer
    C. Gram Positive Cocci
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