PSY 101 FINAL EXAM 6

PSY 101 FINAL EXAM 6What 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 Not flaggedFlag question 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 Not flaggedFlag question Question text Organisms that are damaged by the normal atmospheric levels