,1. Multiple Choice: Which vitamin is most critical for blood
clotting?
a) Vitamin A
b) Vitamin C
c) Vitamin K
d) Vitamin E
Answer: c) Vitamin K
Rationale: Vitamin K is essential for the synthesis of proteins
required for blood coagulation.
2. Fill-in-the-Blank: _______ is a mineral that plays a significant
role in maintaining fluid balance and is found in high
concentrations inside cells.
Answer: Potassium
Rationale: Potassium is an intracellular mineral that is crucial for
fluid balance and nerve and muscle function.
3. True/False: Vitamin D can be synthesized by the body when
exposed to sunlight.
Answer: True
, Rationale: The skin can synthesize vitamin D upon exposure to
UV rays from sunlight, which is then activated in the liver and
kidneys.
4. Multiple Response: Select all the macronutrients that provide
energy:
a) Vitamins
b) Carbohydrates
c) Proteins
d) Lipids
Answers: b) Carbohydrates, c) Proteins, d) Lipids
Rationale: Carbohydrates, proteins, and lipids are the three
macronutrients that provide energy, measured in calories.
5. True/False: The primary role of dietary fiber is to provide
energy.
Answer: False
Rationale: Dietary fiber primarily aids in digestion and does not
provide energy as it is not digested by human enzymes.
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