Vibrio cholera was discovered by_________________?
A. Koch
B. Medintoff
C. John snow
D. Virchow
Microbiology
Virulence of Gonococcus is due to___________________?
Virulence of Gonococcus is due to___________________?
A. Pili
B. Cell Membrane
C. Its intracellular location
D. Cytolytic enzymes
Culture medium for corynebacterium diphtheria______________?
Culture medium for corynebacterium diphtheria______________?
A. Loefflers serum slope
B. Mc Conkey
C. Saborauds agar
D. Lowenstein Jensen Medium
Thumb print appearance in culture film smear is seen______________?
Thumb print appearance in culture film smear is seen______________?
1. Bacillus anthracis
2. Brucella species
3. Bordetelia pertussis
4. Clostridium weichii
Widal test is specific for____________?
Widal test is specific for____________?
A. Plague
B. Leprosy
C. Pemhigoid
D. Typhoid
Granules in the corynebacterium diphtheria are called by following names, except______________?
Granules in the corynebacterium diphtheria are called by following names, except______________?
A. Metachromatic granules
B. Refractile granules
C. Babes Ernst granules
D. Voluntin granules
Tuberculin test screens for_____________?
Tuberculin test screens for_____________?
A. Hemoral immunity
B. Cell mediated immunity
C. Complement function
D. Phagocyte dysfunction
Which of the following have the capability to produce extra cellular polysaccharides______________?
Which of the following have the capability to produce extra cellular polysaccharides______________?
A. Strep. Mutans
B. Strep. pyogenes
C. Peptostreptococcus
D. Enterococcus
The single most important laboratory test for determining the virulence of staphylococci is___________?
The single most important laboratory test for determining the virulence of staphylococci is___________?
A. Mannitol fermentation
B. Hemolysis of sheep erythrocytes
C. Detection of coagulase
D. The catalase test
Which of the following characteristics of bacteria is not true?
Which of the following characteristics of bacteria is not true?
A. Unicellular
B. Free living
C. Having either DNA or RNA
D. Cell wall containing muramic acid