WorksheetsPRC-NOTES_3MT_P2
Total questions: 147
Worksheet time: 1hrs 14mins
Name
Class
Date
1.
Bull's eye colonies
a)
Escherichia coli
b)
Klebsiella spp.
c)
Enterobacter spp.
d)
Citrobacter spp.
e)
Yersinia spp.
2.
Fish eye colonies
a)
Escherichia coli
b)
Klebsiella spp.
c)
Enterobacter spp.
d)
Citrobacter spp.
e)
Yersinia spp.
3.
E. coli on MAC
a)
Pink with halo
b)
Greenish metallic sheen (pink to purple colonies)
c)
Yellow to orange colonies with salmon to orange halo
d)
Yellow colonies only
4.
E. coli on EMB
a)
Pink with halo
b)
Greenish metallic sheen (pink to purple colonies)
c)
Yellow to orange colonies with salmon to orange halo
d)
Yellow colonies only
5.
E. coli on HEA
a)
Pink with halo
b)
Greenish metallic sheen (pink to purple colonies)
c)
Yellow to orange colonies with salmon to orange halo
d)
Yellow colonies only
6.
E. coli on XLD
a)
Pink with halo
b)
Greenish metallic sheen (pink to purple colonies)
c)
Yellow to orange colonies with salmon to orange halo
d)
Yellow colonies only
7.
Opportunistic infections include: UTI, RT, and wound infections.
a)
Escherichia coli
b)
Klebsiella spp.
c)
Enterobacter spp.
d)
Citrobacter spp.
8.
Produces heat-labile (LT) and/or heat stable (ST) enterotoxins; genes both toxin reside on a plasmid.
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
9.
LTs are closely related in structure and function to cholera toxin; STs result in net intestinal fluid secretion by stimulating guanylate cyclase
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
10.
clumped/aggregates in intestine through pili; watery diarrhea
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
11.
Oversecretion of cyclic adenosine monoPO4 (cAMP)
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
12.
Associated with Montezuma's revenge
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
13.
Associated with traveler's diarrhea
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
14.
Associated with childhood diarrhea characterized by profuse watery stool
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
15.
Associated with "turista" diarrhea
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
16.
Invades the intestinal epithelium causing Shigella-like infection.
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
17.
Invades large intestine in a manner identical to Shigella. Invasin toxin Large plasmid (Sereny test +)
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
18.
Shiga-like toxin Verotoxin/Verocytotoxin
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
19.
Pathogenicity island virulence factors: Bundle of pili, intimin, toxins: loss of microvilli
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
20.
Strains: E. coli O4, O8, O25
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
21.
Strains: E. coli O55, O111, O114
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
22.
Strains: E. coli O124, O143, O164
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
23.
Strains: E. coli O157:H7, O26
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
24.
Undercooked hamburger, unpasteurized dairy products, apple cider, bean sprouts, spinach, cookie dough
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
25.
Associated with dysentery (necrosis, ulceration and inflammation of large bowel); usually in young children living in areas of poor sanitation
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
26.
Stool with RBC, neutrophils, and mucus
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
27.
Watery diarrhea WITH MUCUS BUT NO BLOOD
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
28.
Considered non-invasive, produces no toxin.
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
29.
Nosocomial, seen on newborn and infants in low-income nations
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
30.
Also referred as Verotoxic E. coli
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
31.
Hemolytic Uremic syndrome is its most severe manifestation.
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
32.
Most frequently associated with certain serotypes such as E. coli O157:H7
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
33.
Produces verotoxin; named for its cytotoxic effect on Vero cells; a line of African green monkey kidney cells, a cytotoxin that resembles that of S. dysenteriae
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
34.
MacConkey agar in which sorbitol has been substituted for lactose; only strain that is SORBITOL NEGATIVE hence, produces colorless colonies
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
35.
Probably involves binding by pili, ST-like, and hemolysin-like toxins
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
36.
Actual pathogenic mechanism is UNKNOWN; also leads to watery diarrhea.
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
37.
Characterized by watery diarrhea for 2 or more weeks.
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
38.
Associated with Hemolytic Uremic Syndrome (HUS)
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
39.
Associated with Hemorrhagic diarrhea and colitis
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
40.
Associated with infantile diarrhea
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
41.
Stool has mucus but no blood
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
42.
Blood in stool
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
43.
dysentery (Shigella-like diarrhea)
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
44.
Watery diarrhea
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Enteroaggregative E. coli (EAEC)
45.
#1 cause of uncomplicated Urinary tract infection
a)
Enterotoxigenic E. coli (ETEC)
b)
Enteroinvasive E. coli (EIEC)
c)
Enteropathogenic E. coli (EPEC)
d)
Enterohemorrhagic E. coli (EHEC)
e)
Uropathogenic E. coli
46.
diffuse patterns on HeLa or Hep2 cells, causes diarrhea mostly in children
a)
Meningitis/sepsis-associated E.coli (MNEC)
b)
Diffusely-adherent E. coli (DAEC)
47.
K1 antigen positive
a)
Meningitis/sepsis-associated E.coli (MNEC)
b)
Diffusely-adherent E. coli (DAEC)
48.
closely related in structure and function to cholera toxin
a)
LT
b)
ST
49.
results in net intestinal fluid secretion by stimulating guanylate cyclase.
a)
LT
b)
ST
50.
Also known as Friedlander's bacillus
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
51.
Encapsulated and appears as mucoid colonies that tend to string
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
52.
Associated with pneumonia, wound infections, and meningitis as well.
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
53.
associated with purulent sinus infection
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
54.
granuloma of the nose and oropharynx
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
55.
TSI reaction of Klebsiella spp.
a)
A/AG H2S negative
b)
K/AG H2S positive
c)
K/A H2S negative
d)
K/K H2S negative
56.
TSI reaction of Enterobacter spp.
a)
A/AG H2S negative
b)
K/AG H2S positive
c)
K/A H2S negative
d)
K/K H2S negative
57.
Enterobacter urease test
a)
Urease positive
b)
Urease negative
58.
Malonate: Positive (+)
VP and Urease: Positive (+)
LDC: Positive (+)
Indole: Negative (-)
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
59.
Which test would best differentiate K. pneumoniae and K. ozanae?
a)
Malonate
b)
VP and urease
c)
LDC
d)
Indole
60.
Which test would best differentiate K. pneumoniae and K. oxytoca?
a)
Malonate
b)
VP and urease
c)
LDC
d)
Indole
61.
Which test would best differentiate K. pneumoniae and K. rhinoscleromatis?
a)
Malonate
b)
VP and urease
c)
LDC
d)
Indole
62.
Malonate: Positive (+)
VP and Urease: Positive (+)
LDC: Positive (+)
Indole: Positive (+)
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
63.
Malonate: Positive (+)
VP and Urease: Positive (+)
LDC: Positive (+)
Indole: Positive (-)
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
64.
Malonate: Negative (-)
VP and Urease: Negative (-)
LDC: Positive (+)
Indole: Negative (-)
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
65.
Malonate: Positive (+)
VP and Urease: Negative (-)
LDC: Negative (-)
Indole: Negative (-)
a)
Klebsiella pneumoniae
b)
Klebsiella oxytoca
c)
Klebsiella ozanae
d)
Klebsiella rhinoscleromatis
66.
Most predominant isolate of Enterobacter spp.
a)
Enterobacter sakazakii
b)
Enterobacter cloacae
c)
Enterobacter aerogenes
d)
Enterobacter gergoviae
e)
Pantoea agglomerans
67.
produces yellow pigmentation that intensifies at 25 degree Celsius.
a)
Enterobacter sakazakii
b)
Enterobacter cloacae
c)
Enterobacter aerogenes
d)
Enterobacter gergoviae
e)
Pantoea agglomerans
68.
Lysine: Positive (+)
Ornithine: Positive (+)
Arginine: Negative (-)
a)
Enterobacter aerogenes
b)
Enterobacter gergoviae
c)
Enterobacter cloacae
d)
Enterobacter sakazakii
e)
Pantoea agglomerans
69.
Lysine: Negative (-)
Ornithine: Positive (+)
Arginine: Positive (+)
a)
Enterobacter aerogenes
b)
Enterobacter gergoviae
c)
Enterobacter cloacae
d)
Enterobacter sakazakii
e)
Pantoea agglomerans
70.
Lysine: Negative (-)
Ornithine: Negative (-)
Arginine: Negative (-)
a)
Enterobacter aerogenes
b)
Enterobacter gergoviae
c)
Enterobacter cloacae
d)
Enterobacter sakazakii
e)
Pantoea agglomerans
71.
LYSINE: E. aerogenes
a)
Positive
b)
Negative
72.
ORNITHINE: E. aerogenes
a)
Positive
b)
Negative
73.
ARGININE: E. aerogenes
a)
Positive
b)
Negative
74.
LYSINE: E. gergoviae
a)
Positive
b)
Negative
75.
ORNITHINE: E. gergoviae
a)
Positive
b)
Negative
76.
ARGININE: E. gergoviae
a)
Positive
b)
Negative
77.
LYSINE: E. cloacae
a)
Positive
b)
Negative
78.
ORNITHINE: E. cloacae
a)
Positive
b)
Negative
79.
ARGININE: E. cloacae
a)
Positive
b)
Negative
80.
LYSINE: E. sakazakii
a)
Positive
b)
Negative
81.
ORNITHINE: E. sakazakii
a)
Positive
b)
Negative
82.
ARGININE: E. sakazakii
a)
Positive
b)
Negative
83.
LYSINE: Pantoea agglomerans
a)
Positive
b)
Negative
84.
ORNITHINE: Pantoea agglomerans
a)
Positive
b)
Negative
85.
ARGININE: Pantoea agglomerans
a)
Positive
b)
Negative
86.
LDC: Positive (+)
ODC: Negative (-)
ADH: Negative (-)
a)
Klebsiela pneumoniae
b)
Klebsiella oxytoca
c)
Enterobacter aerogenes
d)
Enterobacter cloacae
e)
Pantoea agglomerans
87.
LDC: Negative (-)
ODC: Positive (+)
ADH: Positive (+)
a)
Klebsiela pneumoniae
b)
Klebsiella oxytoca
c)
Enterobacter aerogenes
d)
Enterobacter cloacae
e)
Pantoea agglomerans
88.
LDC: Negative (-)
ODC: Negative (-)
ADH: Negative (-)
a)
Klebsiela pneumoniae
b)
Klebsiella oxytoca
c)
Enterobacter aerogenes
d)
Enterobacter cloacae
e)
Pantoea agglomerans
89.
produces red pigment
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
90.
Most common isolated Citrobacter spp.
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
91.
diversus
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
92.
Broth culture exhibit a characteristic "stalactite pattern" in which clumps of cells adhere to one side of the tube
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
93.
Safety pin appearance
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
94.
Uses bipolar stain; wayson stain
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
95.
inclusions is bipolar bodies
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
96.
Associated with plague; infection of wild rodents transmitted from one rodent to another and occasionally by the bite of flea.
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
97.
Class A bioterrorism agent Vector: Oriental rat flea (Xenophylla choeopsis) Reservoir: Rats
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
98.
most common form; formation of buboes in axilla or groin
a)
Bubonic or Glandular plague
b)
Pulmonary plague
c)
Septicemic plague
99.
pleural thickening with holley leaf appearance
a)
Bubonic or Glandular plague
b)
Pulmonary plague
c)
Septicemic plague
100.
: organ failure, respiratory distress, DIC, gangrene in extremities
a)
Bubonic or Glandular plague
b)
Pulmonary plague
c)
Septicemic plague
101.
Produced pandemics of black death with millions of fatalities
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
102.
Characterized by fever, diarrhea, and abdominal pain
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
103.
Associated with bacteremia
a)
Serratia spp.
b)
Citrobacter freundii
c)
Citrobacter koseri
d)
Yersinia pestis
e)
Yersinia enterocolitica
104.
produces potato-like odor
a)
Serratia marcescens
b)
Serratia rubidea
c)
Serratia odorifera
105.
produces red pigment
a)
Serratia marcescens
b)
Serratia rubidea
c)
Serratia odorifera
106.
red pigment by S. marcescens and S.
a)
prodigiosin
b)
proligdosin
c)
prozildosin
d)
proglidosin
107.
Serratia spp.
a)
DNase positive
b)
DNase negative
108.
Serratia spp.
a)
Citrate positive
b)
Citrate negative
109.
Serratia spp.
a)
Gelatinase positive
b)
Gelatinase negative
110.
Serratia spp.
a)
Lipase positive
b)
Lipase negative
111.
Associated with nosocomial UTIs, pneumonias, endocarditis in drug abusers, and intra-abdominal abscesses
a)
Citrobacter freundii
b)
Citrobacter koseri
112.
H2S positive
a)
Citrobacter freundii
b)
Citrobacter koseri
113.
Associated with nursery outbreaks of neonatal meningitis and brain abscesses
a)
Citrobacter freundii
b)
Citrobacter koseri
114.
H2S negative
a)
Citrobacter freundii
b)
Citrobacter koseri
115.
Which of the following is Indole negative?
a)
Citrobacter freundii
b)
Citrobacter koseri
c)
Both
116.
Which of the following is Indole positive?
a)
Citrobacter freundii
b)
Citrobacter koseri
c)
Both
117.
Which of the following is malonate positive?
a)
Citrobacter freundii
b)
Citrobacter koseri
c)
Both
118.
Which of the following is ONPG positive?
a)
Citrobacter spp.
b)
Salmonella spp.
119.
Which of the following is ONPG negative?
a)
Citrobacter spp.
b)
Salmonella spp.
120.
Which of the following is LDC negative?
a)
Citrobacter spp.
b)
Salmonella spp.
121.
Which of the following is positive in LOA?
a)
Citrobacter spp.
b)
Salmonella spp.
122.
Citrobacter freundii: Indole test
a)
Positive
b)
Negative
123.
Citrobacter freundii: malonate test
a)
Positive
b)
Negative
124.
Citrobacter diversus: malonate test
a)
Positive
b)
Negative
125.
Citrobacter diversus: indole test
a)
Positive
b)
Negative
126.
Citrobacter spp. ONPG test
a)
Positive
b)
Negative
127.
Salmonella spp. ONPG test
a)
Positive
b)
Negative
128.
Salmonella spp. LDC test
a)
Positive
b)
Negative
129.
Citrobacter spp. LDC test
a)
Positive
b)
Negative
130.
Citrobacter: malonate test
a)
Positive
b)
Negative
131.
H. alvei citrate test
a)
Positive
b)
Negative
132.
Enterobacter citrate test
a)
Positive
b)
Negative
133.
Which of the following is LDC positive?
a)
Citrobacter spp.
b)
Salmonella spp.
134.
Which of the following is a late lactose fermenter?
a)
Hafnia alvei
b)
Enterobacter spp.
135.
Which of the following is a citrate positive?
a)
Hafnia alvei
b)
Enterobacter spp.
136.
Which of the following is a citrate negative?
a)
Hafnia alvei
b)
Enterobacter spp.
137.
Negative in Sucrose, Urease, Motility and Ornithine test
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
138.
Optimum growth temperature: 25-30oC
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
139.
Stalactite pattern in broth
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
140.
Cold enrichment
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
141.
Infection through undercooked pork, pork intestine, vacuum-packed meat and chicken, dairy products like milk & chocolate, handling pets
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
142.
Waterborne-Enterocolitis (gastroenteritis) Appendicitis-like syndrome (Pseudoappendicitis)
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
143.
Agent of rodents Reservoir: Birds
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
144.
Human infection involves septicemia with lymphadenitis
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
145.
Red pin-like colonies with transparent borders in CIN
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
146.
POSITIVE in Sucrose, Urease, Motility and Ornithine test
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
147.
POSITIVE in Urease and Motility test
a)
Yersinia pestis
b)
Yersinia enterocolitica
c)
Yersinia pseudotuberculosis
100 %
