(A) phagocytosis
(B) complement activation
(C) antibodies production
(D) NK cells activation
Tag: Microbiology Mcqs
A diagnostic test lacking in __ results in false positive results.
(A) Specificity
(B) Predictive value
(C) Sensitivity
(D) Reproducibility
Presence of maternal Abs __ the effect of vaccine.
(A) Antagonize
(B) Enhance
(C) Synergize
(D) Complement
All the following can be zoonotic EXCEPT:
(A) Influenza A H5N1
(B) Hantaviruses
(C) Poliomyelitis
(D) Rabies
__ is chain forming, & round shaped bacteria.
(A) Pneumococcus
(B) Streptococcus
(C) Staphylococcus
(D) Diplococcus
Viruses do not contain:
(A) DNA
(B) RNA
(C) Enzyme
(D) Cell wall
All are used in Gram’s staining, EXCEPT:
(A) Methylene blue
(B) Iodine
(C) Safranin
(D) Crystal violet
The dose required to kill 50% of the lab animals tested under standard called__.
(A) ID50
(B) MLD50
(C) TCIC50
(D) LD50