Microbiology Final Exam

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Microbiology Quizzes & Trivia
Microbiology final exam

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