Microbiology Final Exam

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Microbiology Quizzes & Trivia
Microbiology final exam

  
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1.  Lacks a peptidoglycan cell wall and lives in extreme environments such as the hot springs of the Yellowstone Park:
A.
B.
C.
D.
2.  What statement describes bacteria that stains "pink" after a Gram stain:
A.
B.
C.
D.
3.  What statement is not descriptive of the Log Exponential Phase
A.
B.
C.
D.
4.  Organism too small to be seen with the naked eye:
A.
B.
C.
D.
5.  Name associate to the presence of a cell wall and a capsule together in a bacterial cell:
A.
B.
C.
D.
6.  Which of the following is true about the lag phase:
A.
B.
C.
D.
7.  Term that describes when light neither passes through or bounces off an object or is transmitted through them:
A.
B.
C.
D.
8.  Bacterial growth phase where cellular division seems to have stopped or ceases for a period of time:
A.
B.
C.
D.
9.  Which dye will be more likely to adhere to the surface of a gram positive bacteria?
A.
B.
C.
D.
10.  The first stage of prokaryotic cell division entails:
A.
B.
C.
D.
11.  What statement is NOT a reason for entering the stationary phase:
A.
B.
C.
D.
12.  Used on fastidious organisms that require defined known quantities of specific nutrients:
A.
B.
C.
D.
13.  Organism that can only thrive at very specific concentrations of oxygen within a medium (2-10% oxygen):
A.
B.
C.
D.
14.  A Pure Culture:
A.
B.
C.
D.
15.  Gram positive bacteria stain:
A.
B.
C.
D.
16.  What component of the LPS structure acts as an exotoxin:
A.
B.
C.
D.
17.  Observed during the death phase, it presents successive waves of genetically distinct variants:
A.
B.
C.
D.
18.  Internal structure of a prokaryotic cell that form small bodies with accumulation of cellular material:
A.
B.
C.
D.
19.  Bacterial families whose optimal growth occurs between pH 5.5 and pH 7:
A.
B.
C.
20.  Present outside the plasma membrane f organisms of domain Archaea:
A.
B.
C.
D.
21.  What is Microbiology?
A.
B.
C.
D.
22.  Thermophiles develop at temperatures between:
A.
B.
C.
D.
23.  Protection against osmotic lyses is provided by:
A.
B.
C.
D.
24.  A student is asked by the professor to sub-culture a bacterial organism onto fresh media for future studies. However during sub-culturing the students locks the test tube preventing oxygen flow into the media. After days the culture dyes. What type of culture did the student have at land:
A.
B.
C.
D.
25.  The largest most diverse group of photosynthetic bacteria:
A.
B.
C.
D.
26.  Bacterial families whose optimal growth occurs between pH 0 and 5.5:
A.
B.
C.
27.  Contributes to the negative charge of Gram - bacteria:
A.
B.
C.
D.
28.  Temperature below that of optimal growth cause bacterial cultures to:
A.
B.
C.
D.
29.  Bacterial type that presents teichoic acids associated to it's peptidoglycan cell wall:
A.
B.
C.
D.
30.  Recognize which of the following statements is FALSE:
A.
B.
C.
D.
31.  Which group do strict anaerobes partner with to find an environmental condition optimal for growth?
A.
B.
C.
D.
32.  Staining procedure designed for bacterial families with high lipid content and resistant to standard staining:
A.
B.
C.
D.
33.  Organelle responsible for the synthesis of protein in a eukaryotic cell:
A.
B.
C.
D.
34.  Which of the following is not considered a starvation response?
A.
B.
C.
D.
35.  Bacterial growth phase where a maximal rate of cellular division is obtained:
A.
B.
C.
D.
36.  Process of movement of bacteria towards or away from a particular stimulus or toxic agent:
A.
B.
C.
D.
37.  Organelle responsible for the transport/delivery of ER products across different parts of the cell.
A.
B.
C.
D.
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