WorksheetsFOOD CHEMISTRY QUIZ 1
Total questions: 22
Worksheet time: 11mins
This is the total volume of water contained in a food, usually expressed as a percentage of the total weight.
Water Activity
Wastewater Treatment
Bound Water
Moisture Content
What is the water activity level used as a point of definition for determining whether a low-acid canned food or an acidified food is covered by the regulations?
0.85
1.85
1.05
1.50
For 2 points
How many percent of the water taken from rivers and groundwater goes into irrigation?
85%
60%
92%
70%
For 3 points
This is an effective method to keep a check on the excessive algal growth and monitor the water quality?
Chlorophyll Fluorescence Analysis
CDOM/FDOM Monitoring
Conductivity, Salinity, and TDS Monitoring
Recording the Water Temperature
It acts as a dispersing agent & solvent & can be removed by drying foods.
Bound Water
Free Water
Absorbed Water
Salt water
The measure of the availability of water molecule to enter into microbial, enzymatic or chemical reactions.
Moisture Content
Bound Water
Water Activity
Wastewater Treatment
This is a colorless and tasteless liquid.
Water
Soil
Air
Free Water
For 2 points
Lipids are insoluble in water because they are
Neutral
Zwitter ions
Hydrophobic
Hydrophilic
For 2 points
It is known as the "good" cholesterol because it helps remove other forms of cholesterol from your bloodstream
Phospholipid
Triglycerides
Hydrophobic
High-density lipoprotein (HDL)
For 2 points
This lipid comprises one or more ester groups, enabling it to undergo hydrolysis in the presence of a base, acid, or enzymes, including waxes, triglycerides, sphingolipids and phospholipids.
Saponifiable
Triglycerides
Non-saponifiable lipid
High-density lipoprotein (HDL)
For 2 points
It is a wax-like substance, found only in animal source foods and an important lipid found in the cell membrane.
High-density lipoprotein (HDL)
Triglycerides
Cholesterol
VLDL
For 2 points
Lack of carbon-carbon double bonds indicate that the fatty acid is ________.
High-density lipoprotein (HDL)
Unsaturated
Cholesterol
Saturated
For 2 points
How much FDA recommend that adults should consume protein a day?
50 g of protein a day
0.8 g of protein / kg of body weight
70 g of protein a day
1.4-2.0 g of protein / kg of body weight
For 2 points
What Protein that contain all essential amino acids like meat, eggs and poultry
Essential Amino Acid
Incomplete Protein
Complete Protein
Nonessential Amino Acid
For 2 points
One of the macronutrient that is essential for building muscle mass
Protein Shakes
Lipids
Carbohydrate
Protein
For 2 points
Plant-based protein that offer all nine essential amino acids
Legumes
Quinoa
Grains
Nuts
For 2 points
Due to a low intake of Protein, this may occur
Protein Deficiency
Weight gain
Fatigue
Constipation
For 2 points
Building block of protein
Peptide
Peptide bond
Amino Acids
Protein
For 2 points
Proteins that speed up chemical reactions that aids the metabolism
Enzymes
Antibodies
Hormones
Cell Membrane
For 2 points
The linear sequence of amino acids in a polypeptide chain.
Peptide bond
Primary structure
Peptide
Secondary structure
For 2 points
Amino acid is attached to another amino acid by a covalent bond, known
Peptide bond
Primary structure
Peptide
Secondary structure
For 2 points
Function of protein in the body that Protect it from foreign pathogens
Movement
Storage
Transport
Protection
