MYCOBACTERIUM QUIZ

Which of the following bacteria is susceptible to thiophen-2-carboxylic acid hydrazide?

M bovis

M fortuitum

M chelonei

Mycobacterium tuberculosis

TRUE ANSWER : ?
YOUR ANSWER : ?

The causative agent of Buruli ulcer is

M fortuitum

M chelonei

M ulcerarts

M marinum

TRUE ANSWER : ?
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Example of a Saprophytic bacteria is

M xenopi

Msmegmatis

M marinum

Mycobacterium chelonei

TRUE ANSWER : ?
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Eugonic growth on Lowenstein-Jensen medium is produced by

None of these

Both (a) and (b)

M bovis

Mycobacterium tuberculosis

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Which of the phage types of Mycobacterium tuberculosis occurs most frequently in India?

Type B

Type I

Type A

Type C

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Humans become infected with Mycobacterium tuberculosis most frequently by

ingestion

inoculation

inhalation

contact

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Which of the following bacteria is sensitive to pyrazinamide?

Mycobacterium tuberculosis

None of these

M bovis

M fortuitum

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Culture of tubercle bacilli may be positive if number of bacteria in the specimen is

as few as 125-200 per ml

as few as 1-4 per ml

as few as 5-9 per ml

as few as 10-100 per ml

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following species of Mycobacterium is positive for nitrate reduction test?

All of these

Mycobacterium tuberculosis

M chelonei

M fortuitum

TRUE ANSWER : ?
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False negative Mantoux test is observed in

early tuberculosis

Severe malnutrition

Advanced tuberculosis

All of these

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