Which fat-soluble vitamin is crucial for maintaining healthy vision, especially in low light conditions, and is commonly known for its role in the prevention of xerophthalmia (dry eye) and night blindness?
Nutrition MCQs
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Which essential fat-soluble vitamin plays a crucial role in regulating calcium and phosphate absorption, making it vital for bone mineralization and strength?
Scurvy, a disease historically affecting sailors and characterized by severe fatigue, bleeding gums, and poor wound healing, results from a severe dietary deficiency of which vitamin?
Which of the following nutrients is primarily responsible for building and repairing tissues in the human body?
Which essential mineral is crucial for regulating fluid balance, nerve transmission, and muscle contractions in the human body?
What component of plant-based foods is classified as a non-digestible carbohydrate and is essential for promoting digestive regularity and maintaining gut health?
Which water-soluble vitamin is crucial for the synthesis of collagen, the main structural protein in connective tissues, skin, and blood vessel walls?
Which of the following macronutrients is the human body's primary and most efficient source of energy?
Which essential mineral is crucial for the transport of oxygen throughout the human body by forming a key component of hemoglobin in red blood cells?
Among the three primary macronutrients—carbohydrates, proteins, and fats—which one yields the highest energy concentration per gram, providing approximately nine calories?
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