PSY 101 FINAL EXAM 6
, What is the result of successful communication between rhizobia and their plant hosts?
Select one:
a. Rhizobia consume the plant tissue as an energy and carbon source, causing disease in the plant.
b. The plant consumes rhizobiaas an energy source and carbon, destroying the invading bacteria.
c. The rhizobia invade the plant root and begin to fix nitrogen with the assistance of the plant. Correct
d. The plant supplies organic forms of nitrogen to the
rhizobia. Feedback
The correct answer is: The rhizobia invade the plant root and begin to fix nitrogen with the assistance of
the plant.
Question 2
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All of the following are characteristics of spread plates EXCEPT
Select one:
a. colonies that grow on the surface of the agar.
b. specimens that are typically diluted prior to inoculation of a spread plate. Incorrect
c. spread plates that readily grow anaerobic bacteria.
d. spread plates that are typically inoculated with a bent glass
rod. Feedback
The correct answer is: spread plates that readily grow anaerobic bacteria.
Question 3
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, What is the result of successful communication between rhizobia and their plant hosts?
Select one:
a. Rhizobia consume the plant tissue as an energy and carbon source, causing disease in the plant.
b. The plant consumes rhizobiaas an energy source and carbon, destroying the invading bacteria.
c. The rhizobia invade the plant root and begin to fix nitrogen with the assistance of the plant. Correct
d. The plant supplies organic forms of nitrogen to the
rhizobia. Feedback
The correct answer is: The rhizobia invade the plant root and begin to fix nitrogen with the assistance of
the plant.
Question 2
Incorrect
0.00 points out of 4.50
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Question text
All of the following are characteristics of spread plates EXCEPT
Select one:
a. colonies that grow on the surface of the agar.
b. specimens that are typically diluted prior to inoculation of a spread plate. Incorrect
c. spread plates that readily grow anaerobic bacteria.
d. spread plates that are typically inoculated with a bent glass
rod. Feedback
The correct answer is: spread plates that readily grow anaerobic bacteria.
Question 3
Incorrect
0.00 points out of 4.50
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