KVV E-Modules

1. Pseudomonas aeruginosa is a:

A: Gram-positive cocci B: Gram-negative bacilli C: Gram-positive bacilli D: Acid-fast bacilli

Which pigment gives P. aeruginosa its characteristic blue-green color?

A: Melanin B: Pyocyanin C: Carotene D: Hemoglobin

P. aeruginosa is:

A: Obligate anaerobe B: Facultative anaerobe C: Obligate aerobe D: Microaerophile

The characteristic odor of P. aeruginosa is:

A: A. Fishy odor B: Fruity (grape-like) odor C: . Putrid odor D: Musty odor

5. Which test is typically positive for P. aeruginosa?

A: A. Catalase test only B: Oxidase test C: Coagulase test D: Urease test

6. P. aeruginosa commonly causes infections in

A: Healthy newborns only B: Immunocompromised and hospitalized patients C: Plants only D: Domestic animals only

7. Which selective medium is commonly used to isolate P. aeruginosa?

A: Blood agar B: MacConkey agar C: Cetrimide agar D: Chocolate agar

8. P. aeruginosa is naturally resistant to many antibiotics because of its

A: Thick capsule only B: Endospore formation C: Low outer membrane permeability and efflux pumps D: Acid-fast cell wall

9. Which disease is commonly associated with P. aeruginosa in burn patients?

A: A. Burn wound infection B: B. Tetanus C: Diphtheria D: Typhoid fever

10. The flagellation of P. aeruginosa is usually:

A: Peritrichous B: Amphitrichous C: Monotrichous (single polar flagellum) D: Lophotrichous