About this Study Set
This study set covers Dietetics through
18 practice questions.
A collection of factual questions covering nutrients, digestion, and dietary science tailored for adolescents. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 18 questions from the
Essentials of Teen Nutrition study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which B-vitamin is essential for DNA synthesis and the prevention of neural tube defects during rapid growth phases?
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A
Vitamin B12
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B
Folate (B9)
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C
Riboflavin (B2)
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D
Niacin (B3)
2
What is the primary function of dietary fiber in the human digestive system?
-
A
Providing immediate energy for muscles
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B
Aiding in bowel regularity and digestive health
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C
Synthesizing essential amino acids
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D
Increasing blood glucose levels
3
Which mineral is critical for the production of hemoglobin and the prevention of iron-deficiency anemia in teenagers?
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A
Calcium
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B
Iron
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C
Magnesium
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D
Potassium
4
Proteins are composed of smaller building blocks called:
-
A
Fatty acids
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B
Monosaccharides
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C
Amino acids
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D
Nucleotides
5
Which nutrient is required for the absorption of fat-soluble vitamins A, D, E, and K?
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A
Dietary fat
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B
Vitamin C
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C
Fiber
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D
Complex carbohydrates
6
What is the main role of the macronutrient 'carbohydrates' in the body?
-
A
To repair damaged tissues
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B
To provide the primary source of energy
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C
To regulate hormone production
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D
To act as a catalyst for enzymes
7
Which organ is responsible for the production of bile, which helps in the digestion of fats?
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A
Pancreas
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B
Gallbladder
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C
Liver
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D
Stomach
8
Calcium is most effectively absorbed in the body when paired with which vitamin?
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A
Vitamin D
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B
Vitamin C
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C
Vitamin B6
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D
Vitamin K
9
What is the unit of measurement used to express the energy content of food?
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A
Gram
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B
Kilojoule
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C
Milliliter
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D
Degree Celsius
10
Which type of fat is characterized by being solid at room temperature and is typically found in animal products?
-
A
Polyunsaturated fat
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B
Monounsaturated fat
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C
Saturated fat
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D
Trans fat
11
The process of breaking down food into smaller components that can be absorbed by the body is known as:
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A
Metabolism
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B
Digestion
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C
Absorption
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D
Synthesis
12
Which of the following is considered an 'essential' nutrient because the body cannot produce it in sufficient quantities?
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A
Glucose
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B
Cholesterol
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C
Omega-3 fatty acids
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D
Glycogen
13
Vitamin C is best known for its role in supporting:
-
A
Bone density
-
B
Immune system function
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C
Muscle contraction
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D
Night vision
14
Where does the majority of nutrient absorption take place in the human digestive tract?
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A
Stomach
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B
Esophagus
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C
Large intestine
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D
Small intestine
15
Which macronutrient provides the most energy per gram (approximately 37 kilojoules)?
-
A
Protein
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B
Carbohydrates
-
C
Fats
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D
Fiber
16
Potassium is an electrolyte that is particularly important for:
-
A
Muscle function and heart health
-
B
Improving skin elasticity
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C
Blood clotting
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D
Synthesizing Vitamin D
17
What happens to excess glucose in the body that is not used for immediate energy?
-
A
It is converted into muscle tissue
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B
It is stored as glycogen or body fat
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C
It is exhaled as carbon dioxide
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D
It is excreted through the sweat glands
18
Which of these nutrients is classified as a micronutrient?
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A
Protein
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B
Carbohydrates
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C
Zinc
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D
Fats
