Supberbug Quiz

Which shape describes some bacterial cells?

• cube-shaped
• bullet-shaped
• spiral
• robotlike

What important role do bacteria called decomposers play in our bodies?

• They return basic chemicals to the environment.

•  They produce vitamins

• They slow down food spoilage.

• They kill harmful bacteria.

________________ that are decomposers break down large chemicals in dead organisms into small chemicals. 

• viruses
• cells
• Bacteria
• autotrophs

Some bacteria move by using a long, whip-like structure called a(n) ____________________.

• tail
• cillia
• organs
• flagellum

What does NOT lead to an increased spreading of bacteria?

• Crowding
• Unsanitary spaces
• Bruised skin
• Contaminated surfaces

True or False? Bacteria are non-living 

• True 
• False 

Bacteria help you digest food.

• True
• False

All bacteria are harmful to humans

• True
• False

Bacilli bacteria are what shape?

• spiral
• rod
• round

Binary fission is a type of __________ reproduction?

• asexual 
• sexual