Explore topic-wise MCQs in Microbiology.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following antibiotic is not involved in the inhibition of specific enzyme systems?

A. Penicillin
B. Tetracycline
C. Sulphonamides
D. Chloramphenicol
Answer» D. Chloramphenicol
2.

Which of the following antibiotic is not involved in inhibition of specific enzyme systems?

A. Penicillin
B. Tetracycline
C. Sulphonamides
D. Chloramphenicol
Answer» D. Chloramphenicol
3.

The antibiotic penicillin was discovered by which of the following researchers?

A. Emmerich and Low
B. Gratia and Dath
C. Alexander Flemming
D. Vuillemin
Answer» D. Vuillemin
4.

Which of the following chemothearpeutic agent is extensively used because of their antibacterial effectiveness in a wide range of bacterial infections?

A. arsphenamine
B. sulfanilamide
C. sulfonamide
D. sulfadiazine
Answer» E.
5.

Sulfonamides and arsphenamine are similar in their specificity for a special group of organism.

A. True
B. False
Answer» C.
6.

Sulfanilamide was synthesized by which of the following research scientists?

A. Eisenberg
B. Gelmo
C. Ehrlich
D. Domagk
Answer» C. Ehrlich
7.

Which was the first disease for which a chemotherapeutic agent was used?

A. Syphilis
B. Malaria
C. Small pox
D. AIDS
Answer» B. Malaria
8.

Phenol is considered as a chemotherapeutic agent.

A. True
B. False
Answer» C.
9.

Which of the following is not a characteristic of a chemotherapeutic agent?

A. low toxicity for host cells
B. high toxicity for the parasites
C. less penetrating power
D. does not affect the host’s natural defense mechanism
Answer» D. does not affect the host‚Äö√Ñ√∂‚àö√ë‚àö¬•s natural defense mechanism