Module 17 Quiz

Prokaryote is a Greek word that means ________

• without a nucleus

• before a nucleus

• after a nucleus

• mutated nucleus

Which of the following are sometimes referred to as extremophiles?

• bacteria

• nucleoids

• anaerobics

• archaea

Archaea are unusual because they can live in areas with high concentrations of all but the following?

• acid

• deep space

• temperature

• methane

Bacteria attach to surfaces using which structure(s)?

• capsule

• nucleoid

• plasma membrane

• pili

Which of the following is not a typical prokaryote shape?

• elliptical

• spherical

• rod-shaped

• spiral

Prokaryotes that can move utilize their _______ to do so.

Binary fission and conjunction are the two ways that prokaryotes _______.

All prokaryotes are autotrophs.

• True

• False

• Biologists are not sure.

Prokaryotic autotrophs that do not require light for energy are called _______.

• chemoautotrophs

• anaerobic producers

• methane synthesizers

• endospores

When conditions are harsh, bacteria can enter a "dormant" phase in a structure called a

• pod

• endospore

• auto spore

• plasma membrane