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Microbiology Final Exam

37 Questions  I  By Fcspace
Microbiology final exam
Microbiology final exam

  
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Question Excerpt

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