Actinomycetes and Non Sporing Anaerobes

 

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Actinomycetes and Non Sporing Anaerobes

Question 1
Colonies resembling molar teeth are produced by
A
Nocardia brasiliensis
B
N. asteroids
C
Actinomyces israelii
D
Actinomadura madurae

Question 2
The commonest bacterial cause of cervicofacial actinomycosis is
A
naeslundii
B
B. viscosus
C
israelii
D
meyeri

Question 3
Which of the following bacteria is gram-negative cocci?
A
Veillonella
B
Peptococcus
C
Peptostreptococcus
D
Sporosarcina

Question 4
Which of the following genera is included in the family Bacteroi-daceae?
A
Bacteroides
B
Fusobacterium
C
Leptotrichia
D
All of these

Question 5
The current genus name of a saccharolytic group of Bacteroides is
A
Porphyromonas
B
Bacteroides
C
Prevotella
D
None of these

Question 6
Lactobacilli grow best under
A
strict anaerobic conditions
B
microaerophilic conditions in presence of 5 % CO$_{2}$ and PH6
C
microaerophilic conditions in presence of 3 % CO$_{2}$ and PH5
D
microaerophilic conditions in presence of 2 % CO$_{2}$ and PH4

Question 7
The bacteria which is predominant flora of the human gut is
A
Escherichia coli
B
Clostridium perfringens
C
Bacteroides
D
Actinomyces

Question 8
Which of the following bacteria is moderately saccharolytic?
A
Bacteriodes fragilis
B
B gingivalis
C
B melaninogenicus
D
B levii

Question 9
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

Question 10
Lactobacilli constitute the normal flora of
A
prepubertal vagina
B
adult vagina
C
post-menopausal vagina
D
none of these
There are 10 questions to complete.

 

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