Science D440 Questions and Answers
Already Passed
What is the primary purpose of nutrition in human health?
A) To provide hydration
B) To deliver essential nutrients for growth and maintenance
C) To eliminate waste
D) To regulate body temperature
✔✔B) To deliver essential nutrients for growth and maintenance
Which macronutrient is primarily responsible for energy production in the body?
A) Proteins
B) Fats
C) Carbohydrates
D) Vitamins
✔✔C) Carbohydrates
What is a common source of healthy fats?
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,A) Butter
B) Avocados
C) White bread
D) Candy
✔✔B) Avocados
What mineral is essential for oxygen transport in the blood?
A) Calcium
B) Sodium
C) Iron
D) Potassium
✔✔C) Iron
Which vitamin is important for maintaining healthy skin and vision?
A) Vitamin C
B) Vitamin B12
C) Vitamin D
D) Vitamin A
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,✔✔D) Vitamin A
What is the recommended daily intake of fiber for adults?
A) 10-15 grams
B) 25-30 grams
C) 40-45 grams
D) 50-60 grams
✔✔B) 25-30 grams
What role do antioxidants play in nutrition?
A) They provide energy
B) They protect the body from oxidative stress
C) They build muscle
D) They regulate hormones
✔✔B) They protect the body from oxidative stress
Which food group is a rich source of calcium?
A) Fruits
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, B) Grains
C) Dairy products
D) Meats
✔✔C) Dairy products
What is the impact of excessive sugar consumption on health?
A) Increased energy levels
B) Weight gain and dental problems
C) Enhanced muscle growth
D) Improved hydration
✔✔B) Weight gain and dental problems
Which nutrient is vital for muscle repair and growth?
A) Carbohydrates
B) Fats
C) Proteins
D) Fiber
✔✔C) Proteins
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