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Common inhabitant of throat and tonsils is______________?

  • (A)  Alpha hymolytic streptococci (S. viridans)
  • (B)  Staphylococci
  • (C)  Beta hemolytic streptococci
  • (D)  Pneumococci
Submitted By :Ali Uppal


One of the following is a zoonotic disease_____________?

  • (A)  Anthrax
  • (B)  Typhoid
  • (C)  Bacillary dysentery
  • (D)  Cholera
Submitted By :Ali Uppal


The facultative anaerobic bacteria are those who are_______________?

  • (A)  Unable to grow in the presence of oxygen
  • (B)  Unable to grow in the absence of oxygen
  • (C)  Able to grow in the presence of carbon dioxide
  • (D)  Able to grow in the presence of absence of oxygen
Submitted By :Ali Uppal


The commonly used fluorescent dye in the detection of tubercie bacilli________________?

  • (A)  Acridine orange
  • (B)  Thioglavin
  • (C)  Congo red
  • (D)  Auramine and Rhodamine
Submitted By :Ali Uppal


Nagglers reaction is used in the diagnosis of______________?

  • (A)  Malaria
  • (B)  Whooping cough
  • (C)  Gas gangrene
  • (D)  Wool sorters disease
Submitted By :Ali Uppal


Loss of capsule in bacteria is generally associated with______________?

  • (A)  Decease in virulence
  • (B)  Loss of infectivity
  • (C)  Inability to spread through tissue
  • (D)  increase in invasiveness
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Encapsulation in bacteria helps in__________________?

  • (A)  Spore formation
  • (B)  Decreased virulence
  • (C)  Prevent their phagocytosis
  • (D)  Oxygen effect
Submitted By :Ali Uppal


Phage conversion is required for________________?

  • (A)  Tularemia
  • (B)  Diptheria
  • (C)  Gonorrhoea
  • (D)  All o f the above
Submitted By :Ali Uppal


Wasserman test test is diagnostic of__________________?

  • (A)  Syphilis
  • (B)  Gonorrhea
  • (C)  TB
  • (D)  Tyhoid
Submitted By :Ali Uppal