Bacteria and Viruses Review

Prokaryotes are unlike all other organisms in that their cells 

• lack nucleus
• have organelles
• have cell walls
• lack nucleic acids

Name this bacteria shape

• coccus
• spirillum
• bacillus

Name this bacteria shape

• bacillus
• coccus
• spirillum

Name this bacteria shape

• coccus
• bacillus
• spirillum

 Bacteria that help break down dead material in the environment are called 

• vaccines
• decomposers
• oats

All bacteria are

• unicellular
• multicellular
• eukaryotic

Tags

NGSS.MS-LS1-1

True or False: Some types of bacteria eat and clean up oil spills

• True
• False

A disease causing organism

• pathogen
• poison
• vaccine

Live bacteria are found in milk, cheese and yogurt

• True
• False

A(n) _____ is a virus that enters a bacterial cell.

• endospore
• decomposer
• plasmid
• bacteriophage