3. The destruction of all microorganisms and their endospores is referred to as
a. disinfection.
b. degermination.
c. sanitization.
d. sterilization.

4. The process by which the numbers of microbes on the human skin are reduced by scrubbing is called
a. degermination.
b. sanitization.
c. disinfection.
d. sterilization.

5. In correct sequence, the five “I’s” in microbiology stand for
a. Inoculation, Inspection, Identification, Incubation, and Isolation.
b. Isolation, Inoculation, Inspection, Identification, and Incubation.
c. Inoculation, Incubation, Isolation, Inspection, and Identification.
d. Inspection, Inoculation, Incubation, Isolation, and Identification.

6. Which of the following is considered to be a macronutrient for microorganisms?
a. Folic acid
b. Nitrogen

c. Copper
d. Riboflavin