A Best Way To Crack Gorenment Job Exams

Microbiology Objective Questions { Antimicrobial and Chemotherapeutic Agents }



43. Both penicillin and fluoroquinolones
A.bind to and inactivate a bacterial protein
B.inhibit the cross-linking of peptidoglycan
C.are inactivated by β-lactamase
D.must be transported into the cytoplasm in order to act
Discuss in Forum

44. A broad-spectrum antibiotic such as chloramphenicol is one that
A.kills both Gram positive and Gram negative bacteria
B.kills all bacteria
C.kills numerous types of microbes
D.kills all microorganisms
Discuss in Forum

45. Vancomycin inhibits peptidoglycan synthesis by binding
A.D-alanyl - D-alanine
B.alanine racemase
C.D-alanyl - D-alanine synthetase
D.amidase
Discuss in Forum

46. Nystatin is a drug used for treatment of diseases caused by
A.gram negative bacterium
B.gram positive bacterium
C.yeast
D.protozoan
Discuss in Forum

47. Which is not an amino acid and peptide antibiotic?
A.Penicillin
B.Actinomycin
C.Bacitracin
D.Tetranactin
Discuss in Forum

48. Cephalosporins and Penicillins interfere with which of the following?
A.Protein synthesis
B.DNA function
C.DNA function
D.Cell wall synthesis
Discuss in Forum

49. Bacterial cells susceptible to penicillium can be protected from destruction if the medium in which they are exposed is of
A.high osmotic pressure
B.low osmotic pressure
C.moderate osmotic pressure
D.high surface tension
Discuss in Forum

Page 7 of 8

« 5 6  7  8 »