WorksheetsProtein (Food Science-Food Constituents)
Total questions: 20
Worksheet time: 10mins
Which subgroup of protein contains all of the necessary amino acids our body needs for the day?
Fat soluble protein
Incomplete protein
saturated protein
unsaturated protein
complete protein
How many amino acids does our body need in a day to function properly?
11
9
36
20
What is the role of protein in the body?
Is the main source of energy for the body
Provide warmth and cushioning to the body's organs
Helps to build and repair body tissue
Helps to transport vitamins through the body
If I take in a gram of protein, approximately how many calories have I consumed?
2,000 calories
9 calories
2 calories
4 calories
Based on the national guidelines, approximately how much of my daily calories should be coming from protein for the average person?
25-35%
45-65%
10-15%
0-5%
Which is true about Kwashiorkor
a form of severe protein malnutrition characterized by edema
It is caused by sufficient calorie intake, but with insufficient protein consumption
occurs in areas of famine or poor food supply
all of the above
How many amino acids do you need to take in from food on a daily basis?
20
11
2
9
If I am taking in too much protein what could happen to me? (Select all that apply)
Extra protein can be converted into stored energy
It can cause weight loss
It can cause issues with the breakdown of muscle and body tissue
May lead to kidney problems
It can cause weight gain
Without protein, the body cannot form antibodies, leaving it open to infection by foreign substances.
True
False
Since plant foods contain incomplete proteins, strict vegetarians need to choose foods wisely to get all the protein their body needs.
True
False
Whipping egg whites into a foam lightens a soufflé by trapping air in bubbles within a protein film.
True
False
Which picture does NOT represent an aspect of protein
Denaturation changes a protein’s shape and properties, making it useful in food preparation.
True
False
Changes a liquid into a soft, semisolid clot or solid mass.
coagulation
retrogradation
emulsification
denaturation
A single protein molecule containing ten or more amino acids linked in peptide chains.
chalaza
micromolecule
polypeptide
tryptophan
This process changes the shape of a protein molecule without breaking its peptide bonds.
coagulation
denaturation
solidification
gelatinization
This is the crucial player in proteins that gives the variety and versatility - not found in carbohydrates or lipids
nitrogen
oxygen
carbon
hydrogen
Amino acids link to form a protein molecule when these bonds between the nitrogen of one amino acid and the carbon of a second amino acid; this is the key to holding amino acids together in protein
peptide bonds
hydrogen bonds
metallic bonds
ionic bonds
I am a protein with a shape that is often compared to a ball of steel wool. As a globular protein, I am a convenient carrier. What is an example of my type of protein?
collagen
elastin
keratin
hemoglobin
This type of vegetarian does eat some animal products:
vegan
carnivore
lacto-ovo vegegatrian
Fruitarian
