#1
Which nutrient is primarily responsible for providing energy to the body?
Carbohydrate
ExplanationCarbohydrates are the main source of energy for the body.
#2
Which of the following is NOT a fat-soluble vitamin?
Vitamin C
ExplanationVitamin C is water-soluble, not fat-soluble like vitamins A, D, E, and K.
#3
Which of the following is a good source of omega-3 fatty acids?
Salmon
ExplanationSalmon is rich in omega-3 fatty acids, beneficial for heart and brain health.
#4
What is the role of calcium in the body?
To strengthen bones and teeth
ExplanationCalcium is essential for maintaining strong bones and teeth.
#5
What is the recommended daily intake of water for adults?
8-10 cups
ExplanationAdults should aim to drink 8-10 cups of water per day to stay hydrated.
#6
Which of the following is a symptom of iron deficiency?
Fatigue
ExplanationFatigue is a common symptom of iron deficiency, leading to reduced oxygen transport.
#7
Which nutrient is important for maintaining healthy skin and vision?
Vitamin E
ExplanationVitamin E is essential for skin health and acts as an antioxidant, supporting vision.
#8
What is the role of zinc in the body?
To support immune function
ExplanationZinc plays a crucial role in supporting the immune system.
#9
Which nutrient is essential for building and repairing muscles?
Protein
ExplanationProtein is essential for building and repairing muscles and tissues in the body.
#10
What is the role of vitamin K in the body?
To aid in blood clotting
ExplanationVitamin K is essential for blood clotting and bone health.
#11
During pregnancy, which nutrient is particularly important for fetal development?
Folate
ExplanationFolate is crucial for preventing neural tube defects and supporting fetal growth during pregnancy.
#12
What is the recommended daily intake of fiber for adults?
30-35 grams
ExplanationAdults should aim for 30-35 grams of fiber per day to promote digestive health.
#13
Which of the following is a trace mineral?
Iron
ExplanationIron is a trace mineral, vital for oxygen transport and preventing anemia.
#14
What is the primary function of vitamin D in the body?
To aid in calcium absorption
ExplanationVitamin D helps the body absorb calcium, promoting bone health.
#15
What is the role of potassium in the body?
To regulate blood pressure
ExplanationPotassium helps regulate blood pressure and fluid balance in the body.
#16
Which of the following is a function of folate in the body?
To aid in red blood cell formation
ExplanationFolate is crucial for the formation of red blood cells and preventing anemia.
#17
Which of the following is a symptom of vitamin B12 deficiency?
Numbness and tingling in hands and feet
ExplanationVitamin B12 deficiency can lead to neurological symptoms such as numbness and tingling.
#18
What is the primary function of phosphorus in the body?
To strengthen bones and teeth
ExplanationPhosphorus is essential for the formation and maintenance of strong bones and teeth.
#19
Which of the following is a symptom of vitamin A deficiency?
Night blindness
ExplanationNight blindness is a common symptom of vitamin A deficiency.
#20
What is the primary function of iodine in the body?
To regulate thyroid function
ExplanationIodine is crucial for the production of thyroid hormones and the regulation of metabolic rate.
#21
Which of the following is a macronutrient?
Protein
ExplanationProteins are macronutrients, essential for building and repairing tissues in the body.
#22
Which of the following is NOT a function of protein in the body?
Providing energy
ExplanationWhile protein has various functions, providing energy is primarily attributed to carbohydrates and fats.
#23
What is the primary function of magnesium in the body?
To support muscle function
ExplanationMagnesium plays a key role in supporting muscle function and nerve transmission.
#24
Which of the following is a function of selenium in the body?
To support thyroid function
ExplanationSelenium is important for supporting thyroid function and metabolism.
#25
Which of the following is a function of copper in the body?
To support immune function
ExplanationCopper plays a role in supporting the immune system and overall health.