#1
Which of the following is a macronutrient?
Protein
ExplanationEssential for growth and repair of tissues.
#2
What is the main function of carbohydrates in the body?
Provide energy
ExplanationPrimary source of energy for the body.
#3
Which nutrient is the body's primary source of energy?
Carbohydrate
ExplanationProvides quick energy for body functions.
#4
What is the primary role of carbohydrates in the body?
Provide energy
ExplanationEssential for fueling brain and muscle function.
#5
Which of the following is a good source of dietary fiber?
Brown rice
ExplanationSupports digestion and helps prevent constipation.
#6
Which nutrient is essential for the formation of healthy bones and teeth?
Calcium
ExplanationCritical for bone and teeth strength.
#7
What is the recommended daily intake of fiber for adults?
25 grams
ExplanationPromotes digestive health and regularity.
#8
Which of the following is a good source of omega-3 fatty acids?
Salmon
ExplanationSupports heart and brain health.
#9
What is the primary role of vitamin D in the body?
Regulate calcium absorption
ExplanationCritical for bone health and immune function.
#10
What is the main function of vitamin C in the body?
Promoting wound healing
ExplanationSupports immune function and collagen synthesis.
#11
Which of the following is NOT a function of dietary fat in the body?
Promotion of bone health
ExplanationProvides insulation and protects organs.
#12
What is the primary function of vitamin E in the body?
Neutralize free radicals
ExplanationProtects cells from oxidative damage.
#13
Which of the following vitamins is water-soluble?
Vitamin B12
ExplanationNeeded for nerve function and red blood cell formation.
#14
Which of the following minerals is important for maintaining fluid balance in the body?
Sodium
ExplanationRegulates blood pressure and fluid balance.
#15
What is the primary function of antioxidants in the body?
Neutralize harmful free radicals
ExplanationProtects cells from damage and supports immune function.
#16
What is the recommended daily intake of sodium for adults?
Between 1500 mg and 2300 mg
ExplanationExcessive intake linked to high blood pressure.
#17
What is the primary function of vitamin K in the body?
Aiding in blood clotting
ExplanationEssential for proper blood clotting and bone health.
#18
Which of the following minerals is important for muscle function and nerve transmission?
Magnesium
ExplanationNeeded for over 300 biochemical reactions in the body.
#19
What is the primary function of vitamin B12 in the body?
Aid in red blood cell formation
ExplanationEssential for nerve function and DNA synthesis.