PHP FILTER QUIZ

The bacteria, used to examine the efficacy of autoclave, is

B megaterium

B polymyxa

B brevis

Bacillus stearothermophilus

TRUE ANSWER : ?
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Medusa head appearance of the colonies may be due to

Clostridium tetani

Proteus mirabilis

Bacillus anthracis

Pseudomonas aeruginosa

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Koch's postulates were satisfied for the first time with

Corynebacterium diphtheriae

Bacillus anthracis

Clostridium tetani

Salmonella typhi

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Ascoli's thermoprecipition test helps in confirming the laboratory diagnosis of

tetanus

anthrax

typhoid

cholera

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Antibodies to which of the following antigens of Bacillus anthracis are protective?

Anthrax toxin

Somatic polysaccharide

Capsular polypeptide

None of these

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The test(s) which can be used to differentiate anthrax bacilli from anthracoid bacilli is/are

presence of medusa-head colony

all of these

susceptibility to gamma phage

presence of capsule

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McFadyean's reaction is employed for the presumptive diagnosis of

all of these

tetanus

typhoid

anthrax

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Food most often associated with emetic type of food poisoning caused by Bacillus cereus, is

Eggs

Meat

Rice

Milk

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