Microbiology Lab Exam #1

34 Questions  I  By Caitlin.mumaw
Quiz to study for McNeely's Lab Exam #1:Includes: oil immersionaseptic techniquestreaking for isolationgram stainingacid-fast stainingspecial staining

  
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1.  What group of organisms are considered acid-fast?
2.  What does streaking for isolation mean?
3.  Parfocal lenses allow for us to be able to go between objectives with little adjustment of ___.
A.
B.
C.
4.  What is the real name for the blue-rimmed objective?
A.
B.
C.
5.  What color is serratia at room temperature?
6.  What two things should you always do to enhance isolation of bacteria?
A.
B.
C.
7.  What is the real name for the yellow-rimmed objective?
A.
B.
C.
8.  What total magnification does the scanning objective have?
A.
B.
C.
9.  What are two possible errors which could have occurred if you find your subcultures had no growth after incubation for 48 hours?
A.
B.
C.
10.  What are things to do while using a bunsen burner?
A.
B.
C.
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11.  What is the total magnification for oil immersion?
A.
B.
C.
12.  What is media?
A.
B.
C.
13.  What is normal flora?
A.
B.
C.
14.  What and where is agar from?
A.
B.
C.
D.
15.  What is the real name of the white-rimmed objective?
A.
B.
C.
16.  What two parts of the microscope are used to carry or support the microscope?
17.  What is the function of the iris diaphragm?
A.
B.
18.  What does a positive acid-fast stain look like?
19.  Why should a petri dish not be left open for an extended period of time?
20.  What is the total magnification for low-dry?
A.
B.
C.
21.  Why are culture tubes held at an angle?
22.  Why is sheep's blood used as media?
A.
B.
C.
23.  Purpose of inverting plates during incubation?
A.
B.
24.  What is the total magnification for high-dry?
A.
B.
C.
25.  What is the purpose of oil immersion?
A.
B.
26.  What are the functions of the abbe condenser?
A.
B.
C.
D.
E.
27.  What are the three optical parts of a microscope?
28.  What is the appropriate order of clean up?1. clean stage with used alcohol swab2. clean ocular lenses with alcohol swab and take lense paper to clean/wipe of oculars, polish3. clean yellow, blue, white objectives
A.
B.
C.
29.  How do you get total magnification (equation)
30.  Four places normal flora exists
A.
B.
C.
D.
E.
F.
31.  Four microscopic morphologies of bacteria?
32.  What are five characteristics of bacterial colonial morphologies?
A.
B.
C.
D.
E.
F.
G.
33.  Red colored objective is called what?
A.
B.
C.
34.  What are ways to tell if media is sterile?
A.
B.
C.
D.
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