Carbohydrate (Karthik) ** Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Carbohydrate applications in foods

A

1) Sweeteners & Flavor enhancers

2) Thickeners & Stabilizers

3) Texture Modifiers

4) Browning Reactions

5) Fermentation Substrates

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Gelatinization: Heat causes

A

1) Water absorption by amyloplasts

2) Rupturing of the amyloplasts

3) Starch network formed

4) Hydrated network with water pockets

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Retrogradation refers to

A

a phenomenon occurring within gelatinized starch when the amylose and amylopectin molecules undergo realignment

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Dextrinization occurs when

A

Starch is broken down into dextrin by dry heat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Pectin

A

groups of polysaccharides naturally occurring in the primary cell walls of all seed-bearing plants (middle lamella)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Pectin various roles functioning as:

A

Emulsifier
Gelling Agent
Thickener

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Factors affecting gelatinization

A

Temperature
Water Content
Starch Type
Presence of Sugars

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Factors affecting retrogradation

A

Temperature
Time
Water content

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Factor affecting dextrinization

A

Temperature
pH
Time
Presence of enzymes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Modified Starches

A

Starches that have been chemically, physically or enzymatically altered to change their properties for specific applications

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Dietary Fibers

A

Nondigestible polysaccharide (found in plants)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Resistant Starch

A

composed of starch and starch-degradation products that escape digestion in the small intestine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly