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Functional & Chemical Properties-Fats & Oils

Total questions: 21

Worksheet time: 11mins

Name
Class
Date
1.

Fats and oils help to trap air in a mixture. What is this process called?

a)

Dextrinisation

b)

Gelatinisation

c)

Aeration

d)

Coagulation

2.

Name the process that stops gluten from forming long strands?

a)

Shortening

b)

Rubbing in

c)

Steaming

d)

Aeration

3.

Two liquids that wouldn’t normally combine are are joined together and are called ...

a)

A gel

b)

A mixture

c)

An emulsion

d)

A combination

4.

The process of combining oil and vinegar together requires ....

a)

An emulsifier

b)

An emulsion

c)

A sauce

d)

A formation

5.

The process of joining two liquids together such as oil and vinegar using an emulsifier is known as....

a)

Coagulation

b)

Aeration

c)

Gelatinisation

d)

Emulsification

6.

When fats such as butter are beaten with sugar this process is called...

a)

Creaming

b)

Whisking

c)

Beating

d)

Mixing

7.

When caking making creaming the butter and sugar together makes the the mixture...

a)

Heavier and darker in colour

b)

Fluffier and lighter in colour

c)

Fluffier and darker in colour

d)

Sweeter and fluffier

8.

Foods can be aerated in lots of different ways.

a)

Whisking

b)

Beating

c)

Creaming

d)

All of the above

9.

When you run fat into flour, you cover flour particles with fat-this gives the flour a ........... coating.

a)

Fatty

b)

Moist

c)

Dry

d)

Waterproof

10.

Coating flour with fat when using the ‘rubbing-in’ method prevents ............. strand formation

a)

Gluten

b)

Glucose

c)

Glutenin and Gliadin

d)

Glycogen

11.

A firm, crumbly texture for example in pastry, is also known as a .............. texture.

a)

Short

b)

Long

c)

Firm

d)

Fluffy

12.

What type of flour is best for making shortcrust pastry?

a)

Strong plain

b)

00 grade

c)

Plain

d)

Wholemeal

13.

Fats have the ability to be spread at different temperatures. This is known as ....

a)

Plasticity

b)

Durability

c)

Spreadability

14.

Fats are made up of different building blocks called....

a)

Glycerin

b)

Glucose

c)

Triglycerides

d)

Fatty acids

15.

The more plasticity a fat has the ......... it is to spread at room temperature.

a)

Easier

b)

Harder

c)

Longer

d)

Shorter

16.

Fats can be categorised into....

a)

Saturated

b)

Unsaturated

c)

Monounsaturated

d)

All of the above

17.

Saturated fats come from animal sources.

a)

True

b)

False

18.

Unsaturated fats come from animal sources.

a)

True

b)

False

19.

There is a natural emulsifier contained in egg yolk, this is called...

a)

Lecithin

b)

Lactose

c)

Lipid

20.

Which product is a good example of a stable emulsion?

a)

Milk

b)

Vinaigrette

c)

mayonnaise

d)

Marshmallow

21.

The molecules in an emulsifier have a hydrophilic and hydrophobic end. What does this mean?

a)

Both ends attract water

b)

Both ends repel water

c)

One end repels water and the other attracts water