CERTIFIED NUTRITIONAL CONSULTANT
EXAM QUESTION AND CORRECT
ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A INSTANT
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1. The primary role of a certified nutritional consultant is to:
A. Diagnose disease
B. Prescribe medication
C. Perform surgery
D. Provide nutrition education and lifestyle guidance
Correct Answer: D
Rationale: Nutritional consultants educate clients on nutrition, diet, and lifestyle
but do not diagnose or treat disease.
2. Which macronutrient provides the most calories per gram?
A. Carbohydrates
B. Protein
C. Fat
D. Fiber
Correct Answer: C
Rationale: Fat provides 9 calories per gram, while carbohydrates and protein
provide 4.
, 3. Essential amino acids are defined as those that:
A. Can be synthesized by the body
B. Are only found in plants
C. Must be obtained from the diet
D. Are used only for energy
Correct Answer: C
Rationale: Essential amino acids cannot be made by the body and must come
from food.
4. Which vitamin is primarily involved in calcium absorption?
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. Vitamin K
Correct Answer: C
Rationale: Vitamin D enhances intestinal absorption of calcium.
5. The main function of carbohydrates is to:
A. Build muscle
B. Provide energy
C. Store vitamins
D. Regulate hormones
Correct Answer: B
Rationale: Carbohydrates are the body’s primary energy source.
6. Which mineral is a key component of hemoglobin?
A. Calcium
B. Iron
, C. Magnesium
D. Potassium
Correct Answer: B
Rationale: Iron is required for oxygen transport in hemoglobin.
7. A complete protein contains:
A. Only plant-based amino acids
B. No fat
C. All essential amino acids
D. Only nonessential amino acids
Correct Answer: C
Rationale: Complete proteins provide all essential amino acids in adequate
amounts.
8. Which type of fat is considered most heart-healthy?
A. Trans fat
B. Saturated fat
C. Monounsaturated fat
D. Hydrogenated fat
Correct Answer: C
Rationale: Monounsaturated fats help improve cholesterol profiles.
9. Fiber primarily supports health by:
A. Increasing blood sugar
B. Slowing digestion and improving gut health
C. Providing calories
D. Enhancing protein absorption
EXAM QUESTION AND CORRECT
ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALES 2026 Q&A INSTANT
DOWNLOAD PDF
1. The primary role of a certified nutritional consultant is to:
A. Diagnose disease
B. Prescribe medication
C. Perform surgery
D. Provide nutrition education and lifestyle guidance
Correct Answer: D
Rationale: Nutritional consultants educate clients on nutrition, diet, and lifestyle
but do not diagnose or treat disease.
2. Which macronutrient provides the most calories per gram?
A. Carbohydrates
B. Protein
C. Fat
D. Fiber
Correct Answer: C
Rationale: Fat provides 9 calories per gram, while carbohydrates and protein
provide 4.
, 3. Essential amino acids are defined as those that:
A. Can be synthesized by the body
B. Are only found in plants
C. Must be obtained from the diet
D. Are used only for energy
Correct Answer: C
Rationale: Essential amino acids cannot be made by the body and must come
from food.
4. Which vitamin is primarily involved in calcium absorption?
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. Vitamin K
Correct Answer: C
Rationale: Vitamin D enhances intestinal absorption of calcium.
5. The main function of carbohydrates is to:
A. Build muscle
B. Provide energy
C. Store vitamins
D. Regulate hormones
Correct Answer: B
Rationale: Carbohydrates are the body’s primary energy source.
6. Which mineral is a key component of hemoglobin?
A. Calcium
B. Iron
, C. Magnesium
D. Potassium
Correct Answer: B
Rationale: Iron is required for oxygen transport in hemoglobin.
7. A complete protein contains:
A. Only plant-based amino acids
B. No fat
C. All essential amino acids
D. Only nonessential amino acids
Correct Answer: C
Rationale: Complete proteins provide all essential amino acids in adequate
amounts.
8. Which type of fat is considered most heart-healthy?
A. Trans fat
B. Saturated fat
C. Monounsaturated fat
D. Hydrogenated fat
Correct Answer: C
Rationale: Monounsaturated fats help improve cholesterol profiles.
9. Fiber primarily supports health by:
A. Increasing blood sugar
B. Slowing digestion and improving gut health
C. Providing calories
D. Enhancing protein absorption
