Jersey College Nutrition Final Exam
Questions and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |
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1. Which macronutrient provides the most energy per gram?
A) Carbohydrates
B) Protein
C) Fat
D) Water
Fats provide 9 calories per gram, which is more than carbohydrates
and protein, each providing 4 calories per gram. Water provides no
calories.
2. Which vitamin is fat-soluble?
A) Vitamin C
B) Vitamin B12
, C) Vitamin A
D) Vitamin B6
Fat-soluble vitamins (A, D, E, K) are absorbed along with dietary fat
and stored in the liver and fatty tissues.
3. Which mineral is most important for oxygen transport in the
blood?
A) Calcium
B) Zinc
C) Iron
D) Sodium
Iron is a key component of hemoglobin, which carries oxygen in red
blood cells.
4. Which of the following is an example of a complete protein?
A) Rice
B) Beans
C) Eggs
D) Corn
Complete proteins contain all nine essential amino acids; eggs, dairy,
meat, and soy are examples.
, 5. The primary function of carbohydrates is to:
A) Build muscle
B) Provide energy
C) Provide energy
D) Store vitamins
Carbohydrates are the body’s main energy source, particularly for the
brain and during high-intensity activity.
6. Water-soluble vitamins include:
A) Vitamins A, D, E, K
B) Vitamin C and B-complex
C) Vitamin A and E
D) Vitamin D and K
Water-soluble vitamins dissolve in water, are not stored extensively in
the body, and excess is excreted in urine.
7. Which nutrient deficiency causes scurvy?
A) Vitamin A
B) Vitamin C
C) Iron
D) Calcium
Vitamin C is required for collagen synthesis; its deficiency leads to
scurvy, characterized by bleeding gums and poor wound healing.
, 8. Which nutrient helps regulate fluid balance in the body?
A) Vitamin D
B) Sodium
C) Fiber
D) Iron
Sodium, along with potassium, helps regulate fluid balance and blood
pressure.
9. What is the primary storage form of glucose in the body?
A) Glucagon
B) Glycogen
C) Insulin
D) Starch
Glycogen is stored in the liver and muscles and can be broken down to
maintain blood glucose levels.
10. Which dietary component is highest in fiber?
A) White bread
B) Cheese
C) Lentils
D) Chicken
Lentils, legumes, fruits, and whole grains are rich sources of dietary
fiber, which aids digestion and satiety.
Questions and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |
Instant Download Pdf
1. Which macronutrient provides the most energy per gram?
A) Carbohydrates
B) Protein
C) Fat
D) Water
Fats provide 9 calories per gram, which is more than carbohydrates
and protein, each providing 4 calories per gram. Water provides no
calories.
2. Which vitamin is fat-soluble?
A) Vitamin C
B) Vitamin B12
, C) Vitamin A
D) Vitamin B6
Fat-soluble vitamins (A, D, E, K) are absorbed along with dietary fat
and stored in the liver and fatty tissues.
3. Which mineral is most important for oxygen transport in the
blood?
A) Calcium
B) Zinc
C) Iron
D) Sodium
Iron is a key component of hemoglobin, which carries oxygen in red
blood cells.
4. Which of the following is an example of a complete protein?
A) Rice
B) Beans
C) Eggs
D) Corn
Complete proteins contain all nine essential amino acids; eggs, dairy,
meat, and soy are examples.
, 5. The primary function of carbohydrates is to:
A) Build muscle
B) Provide energy
C) Provide energy
D) Store vitamins
Carbohydrates are the body’s main energy source, particularly for the
brain and during high-intensity activity.
6. Water-soluble vitamins include:
A) Vitamins A, D, E, K
B) Vitamin C and B-complex
C) Vitamin A and E
D) Vitamin D and K
Water-soluble vitamins dissolve in water, are not stored extensively in
the body, and excess is excreted in urine.
7. Which nutrient deficiency causes scurvy?
A) Vitamin A
B) Vitamin C
C) Iron
D) Calcium
Vitamin C is required for collagen synthesis; its deficiency leads to
scurvy, characterized by bleeding gums and poor wound healing.
, 8. Which nutrient helps regulate fluid balance in the body?
A) Vitamin D
B) Sodium
C) Fiber
D) Iron
Sodium, along with potassium, helps regulate fluid balance and blood
pressure.
9. What is the primary storage form of glucose in the body?
A) Glucagon
B) Glycogen
C) Insulin
D) Starch
Glycogen is stored in the liver and muscles and can be broken down to
maintain blood glucose levels.
10. Which dietary component is highest in fiber?
A) White bread
B) Cheese
C) Lentils
D) Chicken
Lentils, legumes, fruits, and whole grains are rich sources of dietary
fiber, which aids digestion and satiety.
