Biology Chapter 20 Bacteria & Viruses

What is the study of disease and how it is spread?

• Epidemiology

• Biology

• Botany

• Zoology

Which are ways that bacteria get their sugar?

• eat it

  (heterotroph)

• make it using sunlight

  (photosynthesis)

• make it using chemicals

  (chemosynthesis)

What domain can all bacteria be found within?

• Prokaryote

• Eukaryote

Where do you find Eubacteria?

• in extreme environments

• everywhere

Which kingdom of bacteria can be found in extreme environments?

• Eubacteria

• Archaebacteria

A virus is a living thing?

• True

• False

What is a plasmid?

• extra loops of DNA

• a shape of bacteria

• a type of virus

Which of the following are true of all bacteria?

• NO nucleus

• have a loop of DNA

• they are small simple cells

• they are a single cell

Bacteria that are spherical in shape are called...

• bacilli

• cocci

Bacteria with a spiral shape are called...

• bacilli

• cocci

• spirillium