Ch. 11 Micro

Front 1

For which of the following would growth on blood agar be a good diagnostic tool?

Back 1

streptococci

Front 2

Which of the following characteristics are shared by Enterococcus and Streptococcus?

Back 2

cell arrangement

Front 3

Which of the following techniques would allow you to easily differentiate between Staphylococcus and Enterococcus?

Back 3

genetic testing, simple stain, Gram stain

Front 4

Which gammaproteobacteria are facultatively anaerobic, gram-negative rods that inhabit the intestinal tracts of humans and other animals?

Back 4

Enterobacteriales

Front 5

Which of the following is NOT a characteristic of spirochetes?

Back 5

easily observed with brightfield microscopy

Front 6

You have isolated a bacterium that grows in a medium containing an organic substrate and nitrate in the absence of oxygen. The nitrate is reduced to nitrogen gas. You can be sure that this bacterium is

Back 6

using anaerobic respiration.

Front 7

Rickettsias differ from chlamydias in that rickettsias

Back 7

require an arthropod for transmission.

Front 8

You have isolated a bacterium that grows in a medium containing only inorganic nutrients. Ammonia is oxidized to a nitrate ion. This bacterium is

Back 8

a chemoautotroph.

Front 9

Salmonella, Shigella, Yersinia, and Serratia are all

Back 9

gram-negative facultatively anaerobic rods.

Front 10

Borrelia is classified as a spirochete because it

Back 10

possesses an axial filament.