Statistics for Bacterial biochemical test patterns

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General Stats
Answer Stats
Score Distribution
Your Score History

General Stats

This quiz has been taken 41 times
(40 since last reset)
The average score is 44 of 134

Answer Stats

Organism	Hint	Answer	% Correct
Staphylococcus aureus	gram	pos	100%
	morphology	coccus	77%
Staphylococcus epidermidis	gram	pos	73%
	coagulase	neg	70%
	oxidase	neg	70%
	catalase	pos	70%
	coagulase	pos	67%
	morphology	coccus	63%
	catalase	pos	63%
Staphylococcus saprophyticus	gram	pos	60%
	morphology	coccus	53%
Streptococcus agalactiae (group B)	gram	pos	53%
Streptococcus pyogenes (Lancefield group A)	gram	pos	53%
	morphology	coccus	50%
	mrophology	coccus	50%
	coagulase	neg	50%
	oxidase	neg	50%
	catalase	neg	50%
	catalase	pos	50%
Micrococcus spp.	gram	pos (variable)	50%
	morphology	coccus	47%
Peptostreptococcus spp.	gram	pos	47%
	novobiocin	resistant	47%
	novobiocin	susceptible	47%
	morphology	coccus	43%
	catalase	neg	43%
Streptococcus pneumoniae	gram	pos	43%
	bacitracin	susceptible	43%
	morphology	coccus	40%
	morphology	coccus	40%
	morphology	coccus	40%
	oxygen requirement	facultative anaerobe	40%
	oxidase	pos	40%
	Hippurate	pos	40%
Enterococcus faecalis (group D)	gram	pos	40%
	catalase	pos	40%
Enterococcus faecium (group D)	gram	pos	40%
Clostridium spp. (diphtheriae, tetani, botulinum, perfringens)	gram	pos	40%
	furazolidone	resistant	40%
	bacitracin	susceptible	40%
	morphology	coccus	37%
	catalase	neg	37%
	catalase	neg	37%
	catalase	neg	37%
	PYR	neg	37%
	CAMP	pos	37%
	PYR	pos	37%
	arabinose	pos (yellow)	37%
	bacitracin	resistant	37%
	hemoylsis pattern	beta	33%
	morphology	coccus	33%
	oxygen requirement	facultative anaerobe	33%
	catalase	neg	33%
	arabinose	neg (purple)	33%
	bile esculin	pos	33%
Streptococcus bovis (group D)	gram	pos	33%
Corynebacterium diphtheriae	Gram	pos	33%
	bile-esculin	pos	33%
	PYR	pos	33%
	growth in NaCl at 37C	pos	33%
Nocardia spp.	gram	pos (weak)	33%
	optochin	resistant	33%
	optochin	susceptible	33%
	morphology	bacillus	30%
	morphology	bacillus	30%
	morphology	bacillus	30%
	oxygen requirement	facultative anaerobe	30%
	catalase	neg	30%
	growth in NaCl at 37C	neg	30%
	oxygen requirement	obligate anaerobe	30%
Actinomyces spp. (israeilii)	gram	pos	30%
	catalase	pos	30%
	bile esculin	pos	30%
	catalase	pos	30%
	PYR	pos	30%
	growth in NaCl at 37C	pos	30%
Listeria monocytogenes	gram	pos	30%
Bacillus anthracis	gram	pos (variable)	30%
	hemolysis pattern	alpha	27%
	morphology	bacillus (clubbed)	27%
	hemolysis pattern	beta	27%
	morphology	coccus	27%
	hemolysis pattern	gamma (sometimes alpha)	27%
	PYR	neg	27%
	oxygen requirement	obligate aerobe	27%
	hippurate	pos	27%
	growth at 4-10C	pos	27%
Erysipelothrix rhusiopathiae	gram	pos	27%
	CAMP	pos	27%
	hemolysis pattern	alpha	23%
	morphology	bacillus	23%
	morphology	beaded, branching filamentous bacilli	23%
	morphology	branching filamentous bacilli	23%
	hemolysis pattern	gamma (sometimes alpha)	23%
	oxidase	neg	23%
	catalase	neg	23%
	oxygen requirement	obligate aerobe	23%
	oxygen requirement	obligate anaerobe	23%
	catalase	pos	23%
	catalase	pos	23%
Bacillus cereus	gram	pos	23%
viridans group Streptococcus spp.	gram	+	20%
	oxygen requirement	facultative anaerobe	20%
	oxygen requirement	facultative anaerobe	20%
	oxygen requirement	facultative anaerobe	20%
	oxygen requirement	facultative anaerobe	20%
	oxygen requirement	facultative anaerobe	20%
	motility	no	20%
	spore formation	yes	20%
	oxygen requirement	facultative anaerobe	17%
	oxygen requirement	facultative anaerobe	17%
	oxygen requirement	facultative anaerobe	17%
	oxygen requirement	facultative anaerobe	17%
	oxygen requirement	facultative anaerobe	17%
	oxygen requirement	facultative anaerobe	17%
	oxygen requirement	facultative anaerobe (grows best anaerobic)	17%
	hemolysis pattern	gamma (sometimes alpha)	17%
	acid fast stain	neg	17%
	spore formation	no	17%
	spore formation	no	17%
	spore formation	no	17%
	spore formation	yes	17%
	spore formation	yes	17%
	motility	yes (tumbling)	17%
	hemolysis pattern	beta (narrow zone)	13%
	motlity	no	13%
	motility	no	13%
	motility	yes	13%
	hemolysis pattern	beta	10%
	hemolysis pattern	gamma	10%
	acid fast stain	partial	3%
	TSI	H2S production	0%
	oxygen requirement	microaerophile	0%
	selective growth medium	tellurite/tinsdale (black colonies with a brown halo)	0%

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