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.Management Sciences
Category: Microbiology
Out of the following hypersensitivity reactions, in which type a single dose of the antigen can act as both the sensitizing and shocking dose_______________?
A. Anaphylaxis
B. Arthus reaction
C. Serum sickness
D. Contact dermatitis
Dematophytes are fungi infecting________________?
A. Subcutaneous tissue
B. Systemic organs
C. Nails, hair and skin
D. Superficial skin and deep tissue
which of the following is anaerobic_______________?
A. E.coli
B. Bacteroides
C. Pseudomonas
D. Klebsiella
Bacteria with potent exotoxin is_______________?
A. Clostridium tetani
B. Pseudomonas
C. Shigella
D. Klebsiella
Methods for the diagnosis of superficial fungal infection________________?
A. Microscopic examination of skin scrapings
B. KOH staining
C. Wood light examination
D. All of the above
Probiotic organism used_________________?
A. E coli
B. Bifido bacteria
C. Staphylococcus
D. Salmonella
Phase contrast microscopy is based on principle of__________________?
A. Different refractive indices of object
B. Different reflective indices of object
C. Light scattering
D. Light attenuation
Which is not true about vibrio cholera_________________?
A. It is non-halophilic
B. Grows on simple media
C. Man is the only natural host
D. Cannot survive in extracellular environment
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