5. What is step number of disposing-off sanitizing solution and used towels?

a. Step 1

c. Step 3

b. Step 5 d. Step 4

6. Which substance used to control micro

organisms on non-living surfaces?

a. Sterilization c. Disinfectant

b. Sanitation d. Antiseptic

7. What is the milder disinfectant which can be

used directly for skin?

a. Antiseptic c. Disinfectant

b. Alcohol

d. Sanitizer

8. How many percentage of alcohol solution used

for sterilizing tools?

a. 60% to 99.9%

c. 40% to 75%

b. 50% to 70%

d. 70% to 90%

9. In Preparation of the Sanitizing Jar, which of the following is the first step?

a. Remove implements from wet or dry sanitizer and place them into the jar. handles up, except for metal files.

b. Cleanse sanitizing jar with disinfectant and wipe it dry.

c. Place thin layer of sterile cotton at the d. Fill jar with 70% to 90% alcohol solution

bottom

to cover cutting edges and tips of orangewood sticks.

10. The following tasks should be done, after every working session EXCEPT one.

a. Empty bottles and containers are

discarded in a covered trash bin. b. Finger bowls must be sanitized before use of every client.​