Biology 303 Bacteria

The whiplike tail on some bacteria that help them move

• Nucleoid
• Pili
• Flagella
• Cilia

Which statement about bacteria is true?

• All bacteria are prokaryotes
• All bacteria are eukaryotes
• All bacteria are autotrophs
• All bacteria are heterotrophs

Bacteria come in all of the following shapes EXCEPT which?

• spiral
• rod-like
• rectangular
• spherical

Which statement about bacteria is true?

• Bacteria help you breath
• Bacteria help you digest your food
• Bacteria help add carbon dioxide to the atmosphere
• All bacteria need sunlight to make food

Bacteria have a cell membrane

• True
• False
• Some do, some don't
• Only in certain temperature conditions

Bacteria reproduce by...

• sexual reproduction only
• asexual reproduction only
• usually asexual, sometimes sexual reproduction
• a unique type of reproduction called endosporosis

Bacteria are....(select all that apply)

• Single-celled organisms

• Multi-cellular organisms

• Eukaryotes

• Prokaryotes

What is the cell part labeled as "C"

Which organism can survive either with or without oxygen?

• heterotrophs
• autotrophs
• obligate anaerobe
• facultative anaerobe

The bacteria seen in the picture is

• cocci
• bacillus
• spirilla