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1. Which of the following is a biochemical reaction that differentiate Staphylococcus aureus from other Staphylococci species
A
Oxidase test
B
Catalse test
C
Coagulase test
2. Which of the following viral particles can be detected by light microscope?
A
Nuclei
B
Inclusion bodies
C
Antigens
3. Which of the following biochemical reactions can test the proteolytic activity of the bacteria?
A
Calalase test
B
Oxidase test
C
Indole test
4. Which of the following Equipment can be used for sterilization of disposable Syringes ?
A
Autoclave
B
Ethylene oxide gas
C
Host air oven
5. Which of the following microscopes have a quartez- made lenses?
A
light microscope
B
Electron microscope
C
Fluorescent microscope
6. The counter stain in Z-N staining is.................
A
Methylene blue
B
Safranin
C
Carbol fuschin
7. The least level of decontamination that is accepted for gastrointestinal endoscopy is..........................
A
Intermediate level disinfection
B
High level disinfection
C
Sterilization
8. Air filteration can be done using..........................
A
Seitz filter
B
Milipore filter
C
HEPA filter
9. Media used for culturing TB bacilli from Sterile sample is......................
A
Loffler's serum
B
Dorset's egg media
C
L-J media
10. Iron in Tripple sugar iron ''TSI'' agar is used for detection of ...............
A
H2S
B
Acid
C
Gas