Nitrogenase is
A) oxygen sensitive
B) only produced by Rhizobium
C) a N₂ fixing enzyme
D) two of the above
Correct Answer:
Verified
Q1: Which would not be the habitat for
Q5: The most usable form of sulfur by
Q8: Nitrogen-fixing bacteria:
A)oxidize ammonia to nitrates or nitrites
B)oxidize
Q10: Nitrification is characterized by all of the
Q12: Which of the following microbes is not
Q13: The mechanism whereby Rhizobium and the legume
Q13: Microbes in the environment can be
A) producers
B)
Q19: Most denitrification is due to _.
A)Rhizobium
B)Azotobacter
C)Pseudomonas
D)Nitrosomonas
Q20: Sulfate-reducing bacteria are characteristically
A) being strict anaerobes
B)
Q21: Which of the following statements about biogeochemical
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