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Bacteria acquire characteristics by all the following except_______________?

  • (A)  Through plasmids
  • (B)  Incorporating part of host DNA
  • (C)  Through bacteriophages
  • (D)  Through conjugation
Submitted By :Ali Uppal


Borrelia vincenti is always associated with______________?

  • (A)  Spirochaetes
  • (B)  Fusiform bacilli
  • (C)  Treponema vincenti
  • (D)  None of the above
Submitted By :Ali Uppal


Negative staining is used to demonstrate________________?

  • (A)  Bacterial spore
  • (B)  Bacterial Flagella
  • (C)  Bacterial capsule
  • (D)  Bacterial fimbriae
Submitted By :Ali Uppal


The most common pathogens responsible for nosocomial pneumonias in the ICU are______________?

  • (A)  Gram positive organisms
  • (B)  Gram negative organisms
  • (C)  Mycoplasma
  • (D)  Virus infections
Submitted By :Ali Uppal


Test for differentiating virulent form non-virulent tubercular bacilli_____________?

  • (A)  Aryl sulphatase test
  • (B)  Niacin test
  • (C)  Neutral red test
  • (D)  Catalase peroxidase test
Submitted By :Ali Uppal


Cough plate method is used to identify________________?

  • (A)  Y. pestis
  • (B)  Pertussis
  • (C)  Mycoplasma
  • (D)  M-Tuberculosis
Submitted By :Ali Uppal


cAMP reaction is shown by which streptococci ?

  • (A)  Group A
  • (B)  Group B
  • (C)  Group C
  • (D)  Group D
Submitted By :Ali Uppal


Vibrio cholera was discovered by_________________?

  • (A)  Koch
  • (B)  Medintoff
  • (C)  John snow
  • (D)  Virchow
Submitted By :Ali Uppal


Staphylococcus does not causes_______________?

  • (A)  Osteomyelitis
  • (B)  Abscess
  • (C)  Scarlet fever
  • (D)  Pneumonia
Submitted By :Ali Uppal


True about VDRL test________________?

  • (A)  Non – Specific
  • (B)  Slide flocculation test
  • (C)  Best followed for drug therapy
  • (D)  All of the above
Submitted By :Ali Uppal