Vibrio cholerae Quiz

What type of bacterium is Vibrio cholerae?

• Gram-positive, rod-shaped

• Gram-negative, comma-shaped

• Gram-positive, spherical

• Gram-negative, spiral

Which of the following is NOT a common way Vibrio cholerae spreads?

• Drinking contaminated water

• Eating raw or undercooked shellfish

• Airborne transmission

• Fecal-oral route

Which of these water treatment processes is specifically effective against biofilms?

• Coagulation

• Sedimentation

• Reverse osmosis

• flocculation

What is the main mechanism behind Solar Water Disinfection (SODIS)?

• Chemical reaction with chlorine

• Filtration through ceramic layers

• UV light and heat from sunlight

• Boiling water for several minutes

What is the primary advantage of using bacteriophages to control Vibrio cholerae?

• Eliminates all bacteria in water systems

• Specifically targets Vibrio cholerae without harming beneficial bacteria

• Cheap and requires no further maintenance

• Prevents biofilm formation in all cases