Bacteria & Viruses

Some bacteria move by using a long, whip-like structures called:

• tails

• cillia

• organs

• flagella

Bacteria is what type of cell?

• prokaryote

• eukaryote

Prokaryotes are unlike all other organisms in that their cells 

• do not have a nucleus
• have organelles
• have cell walls

When conditions get unfavorable, bacteria form an____________.

• dna

• nucleus

• endospore

• antibiotic

Viruses are...

• prokaryotic
• eukaryotic
• non-living
• endospores

Archeabacteria...

• are eukaryotic
• live in extreme environments
• are non-living
• live in the soil

Viruses...

• use a host to reproduce
• breath oxygen
• grow
• eat food

Bacteria are used to make which of the following foods?

• yogurt
• bread
• pickles
• all of these are correct

Bacteria reproduce asexually by

• mitosis

• meiosis

• binary fission

• photosynthesis

Bacteria are unicellular

• True
• False

Tags

NGSS.MS-LS1-1