BACTERIOLOGY COMPREHENSIVE
EXAM QUESTIONS WITH 100%
CORRECT ANSWERS | LATEST
VERSION 2025/2026.
It is considered as the bunches of grapes
a. S. aureus
b. P. aeruginosa
c. S. pyogenes
d. Micrococcus - ANS a. S. aureus
Staphy spp is resistant to ___ and susceptible to___
a. Lysostaphin, Bacitracin
b. Novobiocin, Bacitracin
c. Bacitracin, Lysostaphin - ANS c. Bacitracin, Lysostaphin
Micrococcus spp
is resistant to ___ and susceptible to___
a. Lysostaphin, Bacitracin
b. Novobiocin, Bacitracin
c. Bacitracin, Lysostaphin - ANS a. Lysostaphin, Bacitracin
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,A bacteria that cause a disease associated with medical devices such as catheters and
prosthetic cardiac valces
a. S. haemolyticus
b. S. lugdunensis
c. S. epidermidis - ANS c. S. epidermidis
A bacteria that cause a disease associated with young female that is sexually active
a. S. haemolyticus
b. S. saprophyticus
c. S. aureus - ANS b. S. saprophyticus
A bacteria that cause a disease associated with rarely implicated infections to
immunocompromised host (meningitidis, pneumonia, and brain abscess) and known as
contaminants of clinical specimens
a. Micrococcus spp
b. Kocuria spp.
c. Kytococcus spp.
d. None of the above
e. All of the above - ANS e. All of the above
A bacteria that cause a disease associated with scalded skin syndrome, food poisoning, toxic
shock syndrome and bacteremia
a. S. haemolyticus
b. S. saprophyticus
c. S. aureus - ANS c. S. aureus
A bacteria that cause a disease associated endocarditis, septicemia, osteomyelitis and joint
infection
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, a. S. hyicus
b. S. schleiferi
c. S. delphini - ANS b. S. schleiferi
The following bacteria can cause opportunistic infections to human
1. S. aureus
2. S. capitis
3. S. haemophilus
4. S. mucilaginosus,
5. S. saprophyticus
a. 1, 5
b. 1,2,3
c. 2,3,4,5
d. 1 only - ANS c. 2,3,4,5
A bacteria that cause a chronic middle ear infections
a. Micrococcus
b. Kocuria
c. Stomatococcus mucilaginosus
d. Alloiococcus otitidis - ANS d. Alloiococcus otitidis
Shows creamy, convex and golden yellow colonies - ANS S. aureus
This bacteria is considered as the cause of nosocomial infection - ANS S. aureus
Enterotoxin A and D:
3 | Page @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
EXAM QUESTIONS WITH 100%
CORRECT ANSWERS | LATEST
VERSION 2025/2026.
It is considered as the bunches of grapes
a. S. aureus
b. P. aeruginosa
c. S. pyogenes
d. Micrococcus - ANS a. S. aureus
Staphy spp is resistant to ___ and susceptible to___
a. Lysostaphin, Bacitracin
b. Novobiocin, Bacitracin
c. Bacitracin, Lysostaphin - ANS c. Bacitracin, Lysostaphin
Micrococcus spp
is resistant to ___ and susceptible to___
a. Lysostaphin, Bacitracin
b. Novobiocin, Bacitracin
c. Bacitracin, Lysostaphin - ANS a. Lysostaphin, Bacitracin
1 | Page @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
,A bacteria that cause a disease associated with medical devices such as catheters and
prosthetic cardiac valces
a. S. haemolyticus
b. S. lugdunensis
c. S. epidermidis - ANS c. S. epidermidis
A bacteria that cause a disease associated with young female that is sexually active
a. S. haemolyticus
b. S. saprophyticus
c. S. aureus - ANS b. S. saprophyticus
A bacteria that cause a disease associated with rarely implicated infections to
immunocompromised host (meningitidis, pneumonia, and brain abscess) and known as
contaminants of clinical specimens
a. Micrococcus spp
b. Kocuria spp.
c. Kytococcus spp.
d. None of the above
e. All of the above - ANS e. All of the above
A bacteria that cause a disease associated with scalded skin syndrome, food poisoning, toxic
shock syndrome and bacteremia
a. S. haemolyticus
b. S. saprophyticus
c. S. aureus - ANS c. S. aureus
A bacteria that cause a disease associated endocarditis, septicemia, osteomyelitis and joint
infection
2 | Page @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, a. S. hyicus
b. S. schleiferi
c. S. delphini - ANS b. S. schleiferi
The following bacteria can cause opportunistic infections to human
1. S. aureus
2. S. capitis
3. S. haemophilus
4. S. mucilaginosus,
5. S. saprophyticus
a. 1, 5
b. 1,2,3
c. 2,3,4,5
d. 1 only - ANS c. 2,3,4,5
A bacteria that cause a chronic middle ear infections
a. Micrococcus
b. Kocuria
c. Stomatococcus mucilaginosus
d. Alloiococcus otitidis - ANS d. Alloiococcus otitidis
Shows creamy, convex and golden yellow colonies - ANS S. aureus
This bacteria is considered as the cause of nosocomial infection - ANS S. aureus
Enterotoxin A and D:
3 | Page @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
