Top 150+ Solved History of Microbiology MCQ Questions Answer
Q. Hybridoma technique was developed by
a. Kochler & Milston
b. Niel’s Jerne
c. Both a and b
d. None of these
Q. Disease that effects many people atdifferent countries is termed as
a. Sporadic
b. Pandemic
c. Epidemic
d. Endemic
Q. If the vectors transmit the infectionmechanically they are called
a. Biological vectors
b. Mechanical vectors
c. Biological reservoir
d. Both a and c
Q. If a person can be infected by direct contact with infected tissue of another person, it is termed as
a. Indirect contact transmission
b. Attachment
c. Direct contact transmission
d. None of these
Q. Enhancement of virulence is known as
a. Exaltation
b. Attenuation
c. Both a and b
d. None of these
Q. The lethal dose required to kill 50% of thelab animals tested under standard called
a. ID
b. LD50
c. ID50
d. MLD
Q. The ability of a pathogen to spread in ths host tissues after establishing the infection is known as
a. Adhesion
b. Invasiveness
c. Toxigenicity
d. None of these
Q. Which is the following enzyme acts as aspreading factor?
a. Hyaluronidase
b. Coagulase
c. Catalase
d. DNase