The conversion of ammonium to nitrate could be accomplished by the presence of
A) Nitrosomonas alone.
B) Nitrobacter alone.
C) Anabaena alone.
D) both Nitrosomonas and Nitrobacter.
Correct Answer:
Verified
Q24: Movement of spirochetes occurs by means of
Q25: Which causes uncontrolled growth of plant tissue,resulting
Q26: Streptomyces
A)resemble fungi in their pattern of growth.
B)produce
Q27: Heterocysts
A)are found in nitrogen-fixing cyanobacteria.
B)are used to
Q28: Agrobacterium
A)contain the Ti plasmid that modifies the
Q30: Complex structures called fruiting bodies are a
Q31: Which of the following organisms is the
Q32: Thermus and Deinococcus
A)survive in extreme environments.
B)are both
Q33: Sulfuric acid is
A)involved in bioleaching.
B)produced by unicellular
Q34: Swarmer cells are
A)formed by Myxobacteria.
B)formed by sheathed
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