Question

60. What is used to inoculate the media in a SIM test? a. Inoculating loop b. Inoculating needle c. Sterile serological pipette d. Sterile cotton swab 61. How many different test results can you get from 1 SIM test? a. 1 b. 2 c. 3 d. 4 62. How can SIM medium be used to assess motility? a. Growth radiates outward in all directions from the stab line and on the surface b. Media turns black c. Formation of a pink color on the surface of the agar d. More than 1 of the above 63. What type of respiration results in the production of H2S during the SIM medium test (see Chapter 5 of the textbook too)? a. Aerobic respiration b. Anaerobic respiration c. Fermentation d. None of the above 64. How would you know if the microbe produces either enzyme cysteine desulfurase or thiosulfate reductase? a. The media turns green b. A gas bubble pushes the media off the bottom of the test tube c. The media turns black d. The media liquifies 65. What enzyme produces the diagnostically important product indole from the amino acid tryptophan? Indole dehydrogenase b. Tryptophanase c. Tryptophan decarboxylase d. More than 1 of the above 66. Which of the following is necessary to test for indole production? a. Formation of a pink color in the surface of the agar. b. Media turns black. c. Formation of a pink color after adding Kovac's reagent. d. More than I of the above 67. Which of the following is resistant to the antibiotic Bacitracin (Lab Exercise 5-20) Micrococcus b. Staphylococcus c. Streptomyces d. Bacillus

Answer 1

60) Answer is b.

Inoculation needle.

explanation

The inoculation needle is utilized for moving the organisms from the plate culture & into the needle via initially sterilizing the needle to avoid any contaminants.

hope it helps.