ACTINOMYCETES AND NON SPORING ANAEROBES QUIZ

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

B fragilis

B ovatus

B merdae

B vulgatus

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is acid-fast?

Nocardia

Streptomyces

Corynebacterium

Actinomyces

TRUE ANSWER : ?
YOUR ANSWER : ?

The commonest bacterial cause of cervicofacial actinomycosis is

A. viscosus

A. israelii

A. meyeri

A. naeslundii

TRUE ANSWER : ?
YOUR ANSWER : ?

Lactobacilli constitute the normal flora of

none of these

post-menopausal vagina

adult vagina

prepubertal vagina

TRUE ANSWER : ?
YOUR ANSWER : ?

Colonies resembling molar teeth are produced by

Nocardia brasiliensis

N. asteroids

Actinomyces israelii

Actinomadura madurae

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is moderately saccharolytic?

B levii

B gingivalis

Bacteriodes fragilis

B melaninogenicus

TRUE ANSWER : ?
YOUR ANSWER : ?

Lactobacilli grow best under

strict anaerobic conditions

microaerophilic conditions in presence of 2% CO2 and PH4

microaerophilic conditions in presence of 3% CO2 and PH5

microaerophilic conditions in presence of 5% CO2 and PH6

TRUE ANSWER : ?
YOUR ANSWER : ?

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

B gingivalis

B levii

B melaninogenicus

Bacteroides fragilis

TRUE ANSWER : ?
YOUR ANSWER : ?

The bacteria which is predominant flora of the human gut is

Bacteroides

Escherichia coli

Actinomyces

Clostridium perfringens

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is gram-negative cocci?

Veillonella

Sporosarcina

Peptostreptococcus

Peptococcus

TRUE ANSWER : ?
YOUR ANSWER : ?