Antimicrobial Chemotherapeutic Agents problems
- 1. Which of the following antibiotics can't be used for treatment of infections with ?-lactamase-producing Staphylococcus aureus?
Options- A. Vancomycin
- B. Ampicillin/sulbactam
- C. Cephalothin
- D. Piperacillin Discuss
Correct Answer: Piperacillin
- 2. The penicillin stable in gastric acid and suitable for oral administration is
Options- A. methicillin
- B. carbenicillin
- C. closacillin
- D. pencillin-G Discuss
Correct Answer: closacillin
- 3. Which of the following group is not the carbohydrate containing antibiotic?
Options- A. Streptomycin & Streptothricin
- B. Vancomycin & Moenomycin
- C. Everninomycin & Nogirimycin
- D. Erythromycin & candicidin Discuss
Correct Answer: Erythromycin & candicidin
- 4. Chelate forming peptide antibiotic are/is
Options- A. bleomycins
- B. sideromycins
- C. both (a) and (b)
- D. vancomycin Discuss
Correct Answer: both (a) and (b)
- 5. The nitrofurans differ from the antibiotics in that they
Options- A. do not occur naturally
- B. occur naturally
- C. are antimicrobial drugs
- D. all of these Discuss
Correct Answer: do not occur naturally
- 6. Amphotericin B and polymyxin interfere with
Options- A. cell wall synthesis
- B. protein synthesis
- C. cell membrane function
- D. DNA function Discuss
Correct Answer: cell membrane function
- 7. Which of the following is not ?-lactamase-resistant penicillin?
Options- A. Oxacillin
- B. Nafcillin
- C. Carbenicillin
- D. Methicillin Discuss
Correct Answer: Carbenicillin
- 8. The antibiotics not having good activity against Enterobacteriaceae is
Options- A. clindamycin
- B. cefoxitin
- C. trimethoprim-sulphamethoxazole
- D. ciprofloxacin Discuss
Correct Answer: clindamycin
- 9. Which of the following tests is used to determine the minimal lethal concentration?
Options- A. Broth dilution test
- B. Agar dilution test
- C. Dilution susceptibility tests
- D. All of these Discuss
Correct Answer: All of these
- 10. Novobiocin can be used against
Options- A. gram +ve Staphylococci
- B. gram -ve Meningococci & Gonococci
- C. Haemophilus
- D. all of these Discuss
Correct Answer: all of these
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