Which of the following is NOT an agent of nitrogen fixation?
A) Mycorrhizal fungi
B) Cyanobacteria (blue-green algae)
C) Bacteria associated with legume roots
D) Lightning
E) Actinomycete bacteria associated with alder roots
Correct Answer:
Verified
Q10: "Nitrogen fixation" refers to the conversion of
A)
Q11: Fungi and bacteria release nitrogen stored in
Q12: Phosphorus is an important constituent of
A) DNA.
B)
Q13: The largest reservoir of phosphorus in most
Q14: In aquatic ecosystems, leaves with high lignin
Q16: In Judy Meyer and Gene Likens' study
Q17: Nitrogen fixation is an energy-demanding process because
Q18: "Nitrification" is the conversion of
A) carbon compounds
Q19: Nitrogen enrichment of ecosystems by human activity
Q20: The process of denitrification is
A) energy-yielding and
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