Members of the genus Rhizobium
A) infect broad-leaved plants and cause crown gall disease.
B) are free living soil bacteria that fix nitrogen.
C) grow symbiotically in root nodules of legumes where they fix nitrogen.
D) are important nitrifying bacteria that convert nitrite to nitrate.
Correct Answer:
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Q5: Although discussed with the bacteria,Rickettsias are small
Q6: Species of the genus Hyphomicrobium are budding
Q7: Rickettsias are not _.
A)able to use glucose
Q8: Which of the following best describes the
Q9: Most of the oligotrophic proteobacteria are found
Q11: Which of the following is true of
Q12: The purple nonsulfur bacteria
A)grow anaerobically as photoorganoheterotrophs.
B)utilize
Q13: Which of the following genera include bacteria
Q14: An appendage that is an extension of
Q15: The class of proteobacteria that may be
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