10 questions
Most bacteria are one of three shapes: bacilli, cocci,
and spirilla. Which is long and spiral-shaped?
bacilli
cocci
spirilla
Most bacteria are one of three shapes: bacilli, cocci,
and spirilla. Which is rod-shaped?
bacilli
cocci
spirilla
Most bacteria are one of three shapes: bacilli, cocci,
and spirilla. Which is spherical?
bacilli
cocci
spirilla
What gives bacteria their shape?
cell wall
cell nucleus
flagella
DNA
Some bacteria have hairlike parts called _____ which works like a tail to push a bacterium through fluids.
cell wall
nucleus
flagella
cytoplasm
A ______ is a thick,protective covering that forms around the DNA of a bacterium. It protects the DNA from changes in the environment.
flagellum
cytoplasm
nucleus
endospore
Bacteria are classified by the way they get their ...
food
water
oxygen
Which type of bacteria eat other organisms?
producers
decomposers
consumers
Which type of bacteria eat dead organisms or waste?
producers
decomposers
consumers
Which type of bacteria make their own food?
producers
decomposers
consumers