Actinomycetes and Non Sporing Anaerobes – Section 1

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  • / Author: GkFeed Team

6. Which of the following bacterial colonies fluoresce brick-red in UV light?

A. B gingivalis
B. B melaninogenicus
C. Bacteroides fragilis
D. B levii

Correct Answer: B. B melaninogenicus

7. Which of the following bacteria is acid-fast?

A. Actinomyces
B. Nocardia
C. Streptomyces
D. Corynebacterium

Correct Answer: B. Nocardia

8. Lactobacilli constitute the normal flora of

A. prepubertal vagina
B. adult vagina
C. post-menopausal vagina
D. none of these

Correct Answer: B. adult vagina

9. Which of the following bacteria is gram-negative cocci?

A. Veillonella
B. Peptococcus
C. Peptostreptococcus
D. Sporosarcina

Correct Answer: A. Veillonella

10. The commonest species of Bacteroides in fragilis group, which causes human infection, is

A. B vulgatus
B. B fragilis
C. B ovatus
D. B merdae

Correct Answer: B. B fragilis
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