Nutrition NDFS 100 BYU EXAM 2 – 160
Practice Questions and Correct Answers/ NDFS
100 Exam 2 BYU Practice Test Latest 2025-2026
What is an example of a hydrogenated food? - ANSWER-Peanut butter
Who might benefit from multi-vitamin supplements? (mark all that apply)
A. pregnant or lactating women
B. drug or alcohol addicts
C. Victims of AIDS
D. Infants
E. Bodybuilders
F. a healthy college student
G. Chronic dieters
H. Elementary aged children - ANSWER-A, B, C, D, G
Tom Werner weighs 265 lbs and eats 62g of protein a day. What is his DRI for
protein?
Is he low, adequate, or high? - ANSWER-96.4 g, low
Tom Werner went on a two week vacation down south for a barbeque symposium
and now weighs 300 lbs. and is eating 105 g of protein a day.
What is his DRI for protein?
Is he low, adequate, or high? - ANSWER-109 g, adequate
pg. 1
,What are proteins made up of? - ANSWER-amino acids- carboxyl and nitrogen
What are the strengths of being vegetarian? - ANSWER-not eating a lot of
saturated fats, eating lots of fruits and veggies
What are the weaknesses of being vegetarian? - ANSWER-lacks B12, dairy,
calcium, and you have to be careful with proteins
What are the functions of fat in the body? - ANSWER-fuel storage, cushion,
temperature regulation, cell membrane, transport and raw material, hormone
synthesis, nerve impulse
What are the functions of fat in food? - ANSWER-concentrated calories, fat-
soluble vitamins, aroma, flavor, texture, tenderness, satiety
True or False: Fat is the bodies major form of stored energy - ANSWER-true
T or F: Fat forms the major material of the cell membranes - ANSWER-true
T or F: Fat provides no nutrients - ANSWER-False; it provide essential fatty
acids, fat-soluble vitamins, and other needed compounds.
What are the three types of lipids? - ANSWER-triglycerides, phospholipids,
sterols
What is another name for triglycerides? - ANSWER-fatty acids
pg. 2
, What is the structure of a triglyceride? - ANSWER-3 fatty acids + 1 glycerol
molecule
In what two ways do fatty acids differ from one another? - ANSWER-chain length
and degree of saturation
T or F: the shorter chain fatty acids or more unsaturated ones are harder -
ANSWER-False; they are softer
What do fatty acids in food do? - ANSWER-Influence the composition of fats in
the body
What does it mean when a fatty acid is saturated? - ANSWER-every available
bond from the carbon chain is holding a hydrogen atom
What does it mean when a fatty acid is unsaturated? - ANSWER-the fatty acid
carbon chain has a place where hydrogens are missing
What is it called on a carbon chain where a hydrogen is missing? - ANSWER-
point of unsaturation
What is a monounsaturated fatty acid? - ANSWER-the carbon chain contains just
one point of unsaturation
What is a polyunsaturated fatty acid? - ANSWER-the carbon chain contains two
or more points of unsaturation
What is polyunsaturated often abbreviated as? - ANSWER-PUFA
pg. 3
Practice Questions and Correct Answers/ NDFS
100 Exam 2 BYU Practice Test Latest 2025-2026
What is an example of a hydrogenated food? - ANSWER-Peanut butter
Who might benefit from multi-vitamin supplements? (mark all that apply)
A. pregnant or lactating women
B. drug or alcohol addicts
C. Victims of AIDS
D. Infants
E. Bodybuilders
F. a healthy college student
G. Chronic dieters
H. Elementary aged children - ANSWER-A, B, C, D, G
Tom Werner weighs 265 lbs and eats 62g of protein a day. What is his DRI for
protein?
Is he low, adequate, or high? - ANSWER-96.4 g, low
Tom Werner went on a two week vacation down south for a barbeque symposium
and now weighs 300 lbs. and is eating 105 g of protein a day.
What is his DRI for protein?
Is he low, adequate, or high? - ANSWER-109 g, adequate
pg. 1
,What are proteins made up of? - ANSWER-amino acids- carboxyl and nitrogen
What are the strengths of being vegetarian? - ANSWER-not eating a lot of
saturated fats, eating lots of fruits and veggies
What are the weaknesses of being vegetarian? - ANSWER-lacks B12, dairy,
calcium, and you have to be careful with proteins
What are the functions of fat in the body? - ANSWER-fuel storage, cushion,
temperature regulation, cell membrane, transport and raw material, hormone
synthesis, nerve impulse
What are the functions of fat in food? - ANSWER-concentrated calories, fat-
soluble vitamins, aroma, flavor, texture, tenderness, satiety
True or False: Fat is the bodies major form of stored energy - ANSWER-true
T or F: Fat forms the major material of the cell membranes - ANSWER-true
T or F: Fat provides no nutrients - ANSWER-False; it provide essential fatty
acids, fat-soluble vitamins, and other needed compounds.
What are the three types of lipids? - ANSWER-triglycerides, phospholipids,
sterols
What is another name for triglycerides? - ANSWER-fatty acids
pg. 2
, What is the structure of a triglyceride? - ANSWER-3 fatty acids + 1 glycerol
molecule
In what two ways do fatty acids differ from one another? - ANSWER-chain length
and degree of saturation
T or F: the shorter chain fatty acids or more unsaturated ones are harder -
ANSWER-False; they are softer
What do fatty acids in food do? - ANSWER-Influence the composition of fats in
the body
What does it mean when a fatty acid is saturated? - ANSWER-every available
bond from the carbon chain is holding a hydrogen atom
What does it mean when a fatty acid is unsaturated? - ANSWER-the fatty acid
carbon chain has a place where hydrogens are missing
What is it called on a carbon chain where a hydrogen is missing? - ANSWER-
point of unsaturation
What is a monounsaturated fatty acid? - ANSWER-the carbon chain contains just
one point of unsaturation
What is a polyunsaturated fatty acid? - ANSWER-the carbon chain contains two
or more points of unsaturation
What is polyunsaturated often abbreviated as? - ANSWER-PUFA
pg. 3
