Microbiology Exam 3 Practice
Questions & Answers 2025
The most common sexually transmitted disease in the US
is:
A. Herpes
B. Syphilis
C. Condyloma
D. Chlamydiae infections
E. Gonorrhoea infections - CORRECT ANSWERS ✅D
An enzyme of Staphylococcus aureus that convents
fibrinogen into insoluble fibirn is:
A. Lipase
B. Coagulase
C. Staphylokinase
D. Hemolycin
E. Hyaluronidase - CORRECT ANSWERS ✅B
Extra-intestinal disease, especially the production of a
serious fever, may follow intestinal infection with:
A. Vibrio cholerae
,Microbiology Exam 3 Practice
Questions & Answers 2025
B. Salmonella typhi
C. Shigella dysenteriae
D. Clostridium botulinum
E. Staphylococcus aureus - CORRECT ANSWERS ✅B
On blood agar, Streptococcus pyogenes causes which
type of hemolysis?
A. Delta hemolysis
B. Alpha hemolysis
C. Gamma hemolysis
D.Beta hemolysis
E. No hemolysis - CORRECT ANSWERS ✅D
,Microbiology Exam 3 Practice
Questions & Answers 2025
S. pyogenes has:
A. capsule
B. M protein
C. Teichoic acid
D. All of these - CORRECT ANSWERS ✅D
Food poisoning due to which organism is most likely to
cause a flaccid muscle paralysis:
A. Staphylococcus aureus
B. Clostridium perfringens
C. Clostridium botulinum
D. Bacillus anthracis
E. Bacillus cereus - CORRECT ANSWERS ✅C
(think Botox!)
, Microbiology Exam 3 Practice
Questions & Answers 2025
Pneumococcal pneumonia is often treated successfully by
using penicillin. Penicillin inhibits the growth of the
pneumococcus by preventing the synthesis of:
A. Capsule
B. Common pili
C. Cell wall
D. Cell membrane
E. Flagella - CORRECT ANSWERS ✅C
Which of the following may be complications associated
with infections of Neisseria gonorrhoeae?
A. Pelvic inflammatory disease
B. Infections of the skin
C. Infections of the joints that may lead to arthritis
Questions & Answers 2025
The most common sexually transmitted disease in the US
is:
A. Herpes
B. Syphilis
C. Condyloma
D. Chlamydiae infections
E. Gonorrhoea infections - CORRECT ANSWERS ✅D
An enzyme of Staphylococcus aureus that convents
fibrinogen into insoluble fibirn is:
A. Lipase
B. Coagulase
C. Staphylokinase
D. Hemolycin
E. Hyaluronidase - CORRECT ANSWERS ✅B
Extra-intestinal disease, especially the production of a
serious fever, may follow intestinal infection with:
A. Vibrio cholerae
,Microbiology Exam 3 Practice
Questions & Answers 2025
B. Salmonella typhi
C. Shigella dysenteriae
D. Clostridium botulinum
E. Staphylococcus aureus - CORRECT ANSWERS ✅B
On blood agar, Streptococcus pyogenes causes which
type of hemolysis?
A. Delta hemolysis
B. Alpha hemolysis
C. Gamma hemolysis
D.Beta hemolysis
E. No hemolysis - CORRECT ANSWERS ✅D
,Microbiology Exam 3 Practice
Questions & Answers 2025
S. pyogenes has:
A. capsule
B. M protein
C. Teichoic acid
D. All of these - CORRECT ANSWERS ✅D
Food poisoning due to which organism is most likely to
cause a flaccid muscle paralysis:
A. Staphylococcus aureus
B. Clostridium perfringens
C. Clostridium botulinum
D. Bacillus anthracis
E. Bacillus cereus - CORRECT ANSWERS ✅C
(think Botox!)
, Microbiology Exam 3 Practice
Questions & Answers 2025
Pneumococcal pneumonia is often treated successfully by
using penicillin. Penicillin inhibits the growth of the
pneumococcus by preventing the synthesis of:
A. Capsule
B. Common pili
C. Cell wall
D. Cell membrane
E. Flagella - CORRECT ANSWERS ✅C
Which of the following may be complications associated
with infections of Neisseria gonorrhoeae?
A. Pelvic inflammatory disease
B. Infections of the skin
C. Infections of the joints that may lead to arthritis
