The methanogens
A) are part of the Domain Archaea.
B) oxidize hydrogen gas to produce methane.
C) appear only in aerobic environments.
D) use oxygen as a terminal electron acceptor.
E) are part of the Domain Archaea AND oxidze hydrogen gas to produce methane.
Correct Answer:
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Q2: The genus of bacteria that is able
Q3: Lactic acid bacteria such as Lactococcus
A)produce catalase.
B)are
Q4: Clostridium,Lactobacillus,and Propionibacterium all
A)use sulfur compounds as terminal
Q5: A particular characteristic of disease-causing Streptococcus is
A)catalase
Q6: It has been estimated that 99% of
Q7: Hydrogen sulfide
A)is produced when sulfur compounds are
Q8: Which of the following microbes is(are)important to
Q9: Cyanobacteria
A)are a form of algae.
B)are prokaryotes.
C)use hydrogen
Q10: The lactobacilli,in their role as normal flora
Q11: Anoxygenic phototrophs
A) produce oxygen.
B) use water as
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