Bacteria and Viruses

The three main shapes of bacteria are all of the following EXCEPT

• rod shaped (bacilli)
• spherical (cocci)
• octagon (octilli)
• spiral (spirilla)

The flagella on a bacteria serve what purpose? 

• helps the bacteria find a mate
• cleans the bacteria
• helps the bacteria to move
• protects the bacteria

Producer bacteria

• make their own food through photosynthesis.
• consume other organisms.
• break down decayed organisms. 
• break down chemicals. 

Tags

NGSS.MS-LS1-6

Consumer bacteria get their food through

• photosynthesis.
• mutualism.
• chemotrophic processes.
• consuming other organisms.

Archaea love harsh environments. 

• true
• false

Tags

NGSS.MS-LS4-4

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

• Single-celled organisms

• Multi-cellular organisms

• Eukaryotes

• Prokaryotes

Tags

NGSS.MS-LS1-1

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

A vaccine triggers your body to produce _____________ which help fight infections.

• antibiotics

• antibodies

• antigens

Antibiotics only work against what organisms ?

• viruses

• bacteria

• prions

Influenza is caused by a ___________________.

• virus

• bacteria

• prion