BIOD 121 Final Exam Practice Bank:
200 Questions & Answers with
Rationales Covering Macronutrients,
Vitamins, Minerals, Digestion, Energy
Balance, Metabolism, and Lifespan
Nutrition for Exam Success.
📝 Sample Questions and Rationales
1. What is the difference between
hunger and appetite?
• A) Hunger is the internal drive to eat;
appetite is the external drive that
encourages us to find food.
• B) Hunger is the desire for specific
foods; appetite is the sensation
prompting eating.
, • C) Hunger is related to emotional
states; appetite is influenced by the
food environment.
• D) Hunger is only physiological;
appetite is completely emotional.
• Correct ☑VERIFIED ANSWER: A
• Rationale: Hunger is a physiological
need, while appetite is a
psychological desire often influenced
by external cues.
2. A patient reports fatigue and pale
skin. Laboratory results show low
hemoglobin and hematocrit levels.
Which nutrient deficiency is most likely
responsible for these findings?
, • A) Vitamin C
• B) Iron
• C) Vitamin K
• D) Vitamin A
• Correct ☑VERIFIED ANSWER: B
• Rationale: Iron is essential for
hemoglobin production. A deficiency
leads to anemia, which causes fatigue
and pallor.
3. A 25-year-old athlete follows a 2,500
kcal/day diet composed of 300g
carbohydrates, 90g protein, and 70g fat.
Which macronutrient provides the
highest caloric contribution?
, • A) Protein
• B) Carbohydrates
• C) Fat
• D) All contribute equally
• Correct ☑VERIFIED ANSWER: B
• Rationale: Carbohydrates provide 4
kcal/g. 300g of carbs provides 1,200
kcal, which is higher than protein (90g
x 4 = 360 kcal) or fat (70g x 9 = 630
kcal).
4. The ABCDEs of nutritional assessment
stand for:
• A) Anthropometric, Biochemical,
Clinical, Dietary, Environmental
200 Questions & Answers with
Rationales Covering Macronutrients,
Vitamins, Minerals, Digestion, Energy
Balance, Metabolism, and Lifespan
Nutrition for Exam Success.
📝 Sample Questions and Rationales
1. What is the difference between
hunger and appetite?
• A) Hunger is the internal drive to eat;
appetite is the external drive that
encourages us to find food.
• B) Hunger is the desire for specific
foods; appetite is the sensation
prompting eating.
, • C) Hunger is related to emotional
states; appetite is influenced by the
food environment.
• D) Hunger is only physiological;
appetite is completely emotional.
• Correct ☑VERIFIED ANSWER: A
• Rationale: Hunger is a physiological
need, while appetite is a
psychological desire often influenced
by external cues.
2. A patient reports fatigue and pale
skin. Laboratory results show low
hemoglobin and hematocrit levels.
Which nutrient deficiency is most likely
responsible for these findings?
, • A) Vitamin C
• B) Iron
• C) Vitamin K
• D) Vitamin A
• Correct ☑VERIFIED ANSWER: B
• Rationale: Iron is essential for
hemoglobin production. A deficiency
leads to anemia, which causes fatigue
and pallor.
3. A 25-year-old athlete follows a 2,500
kcal/day diet composed of 300g
carbohydrates, 90g protein, and 70g fat.
Which macronutrient provides the
highest caloric contribution?
, • A) Protein
• B) Carbohydrates
• C) Fat
• D) All contribute equally
• Correct ☑VERIFIED ANSWER: B
• Rationale: Carbohydrates provide 4
kcal/g. 300g of carbs provides 1,200
kcal, which is higher than protein (90g
x 4 = 360 kcal) or fat (70g x 9 = 630
kcal).
4. The ABCDEs of nutritional assessment
stand for:
• A) Anthropometric, Biochemical,
Clinical, Dietary, Environmental
