Some microbes can survive drought by forming _____.
A) fimbriae
B) spores
C) cysts
D) two of these choices
Correct Answer:
Verified
Q1: Which would not be the habitat for
Q2: Nitrogenase is:
A)oxygen sensitive
B)only produced by Rhizobium
C)a N₂
Q3: Producers obtain CO₂ from _.
A)eating other producers
B)the
Q4: The sulfur cycle is of special importance
Q5: The most usable form of sulfur by
Q7: Denitrification is:
A)a process by which nitrates are
Q8: Nitrogen-fixing bacteria:
A)oxidize ammonia to nitrates or nitrites
B)oxidize
Q9: Nitrification is characterized by all of the
Q10: Sulfur oxidation is carried out by _.
A)Thiobacillus
B)Desulfovibrio
C)Desulfomonas
D)Desulfotomaculum
Q11: Sulfate-reducing bacteria are characteristically _.
A)strict anaerobes
B)desulfovibrio
C)utilizing sulfate
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