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MODULE 4- CONTROL OF MICROORGANISMS

Total questions: 10

Worksheet time: 3mins

Name
Class
Date
1.

The removal or destruction of all forms of microbial life including endospores

a)

Sanitation

b)

Sterilization

c)

Disinfection

d)

Degermining

2.

Destructive of vegetative pathogens on inert substance

a)

Sanitation

b)

Degermining

c)

Antisepsis

d)

Disinfection

3.

Agents used to inhibit growth and multiplication or reproduction of microorganism

a)

Microbistatic

b)

Microbicidal

c)

Antiseptic

d)

Disinfectant

4.

Used to prevent gonorrheal ophthalmia neonatorum

a)

Copper sulfate

b)

Benzalkonium chloride

c)

Silver nitrate

d)

Carbolic acid

5.

Temperature used in pasteurization for not less than 30 minutes

a)

63C

b)

62C

c)

72C

d)

73C

6.

Involves removing of water from microbes

a)

Radiation

b)

Sanitation

c)

Degermining

d)

Dessication

7.

Refrigeration has ________ effect

a)

Bacteriostatic

b)

Bactericidal

c)

Microbicidal

d)

Dessication

8.

Direct flaming which is a very effective method of sterilization belongs to what kind of sterilization

a)

Moist heat

b)

Dry heat

c)

Radiation

d)

Pasteurization

9.

Mechanical removal rather than killing of most microbes in the limited area

a)

Degermining

b)

Sanitation

c)

Sterilization

d)

Radiation

10.

An example of quaternary ammonium compound that is used as a bactericidal, fungicidal and virucidal

a)

copper sulfate

b)

mebromine

c)

benzalkonium chloride

d)

formaldehyde