Nutrition Basics: An Active Approach 2nd
Edition Zimmerman Test Bank 2026\2027
UPDATED WITH COMPLETE 150+
QUESTIONS AND VERIFIED ANSWERS WITH
RATIONALES ALREADY GRADED A+
Question 1
Which nutrient is the body's primary source of energy?
A. Protein
B. Fat
C. Carbohydrate
D. Water
Answer: C. Carbohydrate
Rationale: Carbohydrates are the body's preferred and most efficient
source of energy, especially for the brain and muscles during activity.
Question 2
Which vitamin is primarily responsible for enhancing calcium
absorption?
A. Vitamin A
B. Vitamin D
C. Vitamin K
D. Vitamin C
Answer: B. Vitamin D
,Rationale: Vitamin D promotes calcium absorption in the intestines and
supports healthy bone development and maintenance.
Question 3
A nutrient that supplies 9 calories per gram is:
A. Protein
B. Carbohydrate
C. Alcohol
D. Fat
Answer: D. Fat
Rationale: Fat provides 9 calories per gram, whereas protein and
carbohydrates provide 4 calories per gram and alcohol provides 7
calories per gram.
Question 4
Which mineral is most closely associated with oxygen transport in the
blood?
A. Zinc
B. Calcium
C. Iron
D. Sodium
Answer: C. Iron
Rationale: Iron is a major component of hemoglobin, which carries
oxygen throughout the body.
Question 5
The recommended source of hydration for most healthy adults is:
,A. Energy drinks
B. Soda
C. Water
D. Coffee
Answer: C. Water
Rationale: Water is essential for temperature regulation, nutrient
transport, and numerous metabolic processes.
Question 6
Which nutrient is primarily responsible for tissue growth and repair?
A. Fat
B. Protein
C. Carbohydrate
D. Fiber
Answer: B. Protein
Rationale: Protein provides amino acids needed for growth,
maintenance, and repair of body tissues.
Question 7
Dietary fiber is most commonly found in:
A. Animal products
B. Refined sugars
C. Plant foods
D. Oils
Answer: C. Plant foods
Rationale: Fiber is naturally present in fruits, vegetables, legumes,
whole grains, nuts, and seeds.
, Question 8
Which food is considered a complete protein source?
A. Rice
B. Apples
C. Eggs
D. Broccoli
Answer: C. Eggs
Rationale: Eggs contain all nine essential amino acids in sufficient
amounts and are therefore considered a complete protein.
Question 9
What is the primary function of carbohydrates during exercise?
A. Bone formation
B. Immediate energy supply
C. Hormone production
D. Fluid balance
Answer: B. Immediate energy supply
Rationale: Carbohydrates are rapidly converted to glucose, providing
energy for physical activity.
Question 10
Which vitamin is a powerful antioxidant that supports immune function?
A. Vitamin C
B. Vitamin D
C. Vitamin B12
D. Vitamin K
Answer: A. Vitamin C
Edition Zimmerman Test Bank 2026\2027
UPDATED WITH COMPLETE 150+
QUESTIONS AND VERIFIED ANSWERS WITH
RATIONALES ALREADY GRADED A+
Question 1
Which nutrient is the body's primary source of energy?
A. Protein
B. Fat
C. Carbohydrate
D. Water
Answer: C. Carbohydrate
Rationale: Carbohydrates are the body's preferred and most efficient
source of energy, especially for the brain and muscles during activity.
Question 2
Which vitamin is primarily responsible for enhancing calcium
absorption?
A. Vitamin A
B. Vitamin D
C. Vitamin K
D. Vitamin C
Answer: B. Vitamin D
,Rationale: Vitamin D promotes calcium absorption in the intestines and
supports healthy bone development and maintenance.
Question 3
A nutrient that supplies 9 calories per gram is:
A. Protein
B. Carbohydrate
C. Alcohol
D. Fat
Answer: D. Fat
Rationale: Fat provides 9 calories per gram, whereas protein and
carbohydrates provide 4 calories per gram and alcohol provides 7
calories per gram.
Question 4
Which mineral is most closely associated with oxygen transport in the
blood?
A. Zinc
B. Calcium
C. Iron
D. Sodium
Answer: C. Iron
Rationale: Iron is a major component of hemoglobin, which carries
oxygen throughout the body.
Question 5
The recommended source of hydration for most healthy adults is:
,A. Energy drinks
B. Soda
C. Water
D. Coffee
Answer: C. Water
Rationale: Water is essential for temperature regulation, nutrient
transport, and numerous metabolic processes.
Question 6
Which nutrient is primarily responsible for tissue growth and repair?
A. Fat
B. Protein
C. Carbohydrate
D. Fiber
Answer: B. Protein
Rationale: Protein provides amino acids needed for growth,
maintenance, and repair of body tissues.
Question 7
Dietary fiber is most commonly found in:
A. Animal products
B. Refined sugars
C. Plant foods
D. Oils
Answer: C. Plant foods
Rationale: Fiber is naturally present in fruits, vegetables, legumes,
whole grains, nuts, and seeds.
, Question 8
Which food is considered a complete protein source?
A. Rice
B. Apples
C. Eggs
D. Broccoli
Answer: C. Eggs
Rationale: Eggs contain all nine essential amino acids in sufficient
amounts and are therefore considered a complete protein.
Question 9
What is the primary function of carbohydrates during exercise?
A. Bone formation
B. Immediate energy supply
C. Hormone production
D. Fluid balance
Answer: B. Immediate energy supply
Rationale: Carbohydrates are rapidly converted to glucose, providing
energy for physical activity.
Question 10
Which vitamin is a powerful antioxidant that supports immune function?
A. Vitamin C
B. Vitamin D
C. Vitamin B12
D. Vitamin K
Answer: A. Vitamin C
