Course

Microbiology

Study Pack

Set 16 Diversity Of Bacteria

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Question 1

(Multiple Choice)

Free
Which of the following is NOT true of Epsilonproteobacteria?

A) They include the genera Campylobacter and Helicobacter.
B) Many species require relatively low O₂ levels to grow.
C) Epsilonproteobacteria are present in freshwater, marine systems, and terrestrial environments.
D) Epsilonproteobacteria are prolific metal reducers.

Answer

Question 2

(Multiple Choice)

Free
Which of the following organisms is most likely to form a relationship with Syntrophobacter wolinii?

A) a bacterium that oxidizes acetate
B) a bacterium that consumes sulfate
C) a bacterium that consumes H₂
D) a bacterium that consumes pyruvate

Answer

Question 3

(Multiple Choice)

Free
Which feature(s) differentiate(s) Actinobacteria from Firmicutes?

A) absence/presence of a cell wall
B) endospore production capability
C) motility and chemotaxis abilities
D) relative G+C content in their genomes

Answer