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Home ‣ Microbiology ‣ Spirochacter and Enterobacteriaceac Comments
- Question
Bipolar staining is characteristic of
Options- A. Yersinia pestis
- B. Proteus mirabilis
- C. Pseudomonas aeruginosa
- D. all of these
- Correct Answer
- Yersinia pestis
- 1. False negative Mantoux test is observed in
Options- A. early tuberculosis
- B. Advanced tuberculosis
- C. Severe malnutrition
- D. All of these Discuss
- 2. A positive Mantoux test indicates an area of induration of
Options- A. 4-9 mm in diameter
- B. 1-4 mm in diameter
- C. 10 mm or more in diameter
- D. None of these Discuss
- 3. Which of the phage types of Mycobacterium tuberculosis occurs most frequently in India?
Options- A. Type A
- B. Type B
- C. Type C
- D. Type I Discuss
- 4. Humans become infected with Mycobacterium tuberculosis most frequently by
Options- A. inhalation
- B. ingestion
- C. contact
- D. inoculation Discuss
- 5. The bacteria which is microaerophilic on primary isolation, is
Options- A. M fortuitum
- B. Mycobacterium tuberculosis
- C. M bovis
- D. none of these Discuss
- 6. Salmonellae can also be killed by
Options- A. pasteurisation
- B. chlorination
- C. boiling
- D. all of these Discuss
- 7. Which of the following property(ies), shown by the organisms belong(s) to the family Enterobacteriaceae?
Options- A. They are catalase-positive
- B. They are oxidase-negative
- C. They ferment glucose
- D. All of these Discuss
- 8. Yersinia enterocolitica and Y. pestis can be differentiated on the basis of which of the following tests?
Options- A. Decarboxylation of ornithine
- B. Fermentation of sucrose and cellobiose
- C. Motility at 22°C
- D. All of these Discuss
- 9. Which of the following(s) bacteria belong to the family Entero-bacteriaceae?
Options- A. Yersinia
- B. Shigella
- C. Salmonella
- D. All of these Discuss
- 10. Xylose lysine deoxycholate (XLD) agar is better selective medium than the deoxycholate citrate agar (DCA) because
Options- A. it is selective
- B. it imparts better growth
- C. it contains high salt concentration
- D. it is less inhibitory to S. Dysentriae and S. flexneri Discuss
Spirochacter and Enterobacteriaceac problems
Search Results
Correct Answer: All of these
Correct Answer: 10 mm or more in diameter
Correct Answer: Type I
Correct Answer: inhalation
Correct Answer: M bovis
Correct Answer: all of these
Correct Answer: All of these
Correct Answer: All of these
Correct Answer: All of these
Correct Answer: it is less inhibitory to S. Dysentriae and S. flexneri
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