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Encapsulation

Total questions: 8

Worksheet time: 4mins

Name
Class
Date
1.

Encapsulation is NOT used for....

a)

protection of probiotics

b)

protection of vitamins

c)

preservation of aroma

d)

nutritional value improvement

2.

The size range of microcapsules is...

a)

1um-800um

b)

   8um-1mm

c)

0.1um-1um

d)

800um-1mm

3.

Example of core material

a)

antioxidant

b)

Chitosan

c)

PVP

d)

water

4.

Which one of the following shell materials is water non-soluble and biodegradable?

a)

cellulose

b)

gelatin

c)

ethylcellulase

d)

chitosan

5.

Which one of the following encapsulation methods is physical?

a)

spray-drying

b)

emulsification

c)

extrusion

d)

coacervation

6.

ideal characteristic for a polymer used in encapsulation

a)

Reactive

b)

Cheap

c)

Food-grade

d)

Transparent

7.

What is the name of the encapsulation technique shown in the picture?

a)

Spray-drying

b)

Emulsigication

c)

Ultrasonic laser-beam denaturation

d)

Extrusion

8.

Select the resvoir-type capsule

a)
b)
c)