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Nutrition and Dietetics MCQs Food science

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1. Which nutrient is essential for the synthesis of hormones and cellular membranes?





2. Which vitamin is primarily responsible for calcium absorption in the body?





3. What is the recommended daily intake of dietary fiber for an average adult?





4. Which mineral is crucial for maintaining fluid balance and nerve function?





5. Which macronutrient provides the most energy per gram?





6. Which of the following is a good source of complete protein?





7. What is the primary function of carbohydrates in the body?





8. Which type of fat is considered beneficial for heart health?





9. What is the main role of dietary fiber in digestion?





10. Which vitamin is known for its role in immune function and collagen synthesis?





11. Which mineral is essential for oxygen transport in the blood?





12. What is the primary function of proteins in the body?





13. Which of the following is a high-fiber food?





14. What is the recommended daily intake of water for an average adult?





15. Which vitamin is essential for blood clotting?





16. Which nutrient is known to improve skin health and vision?





17. What is the primary function of antioxidants in the diet?





18. Which of the following foods is a good source of omega-3 fatty acids?





19. Which carbohydrate is known for its slow release of energy and is beneficial for sustained energy levels?





20. What is the role of cholesterol in the body?





21. Which of the following is a common source of vitamin B12?





22. What is the recommended dietary allowance (RDA) for protein intake for an average adult?





23. Which nutrient is critical for the formation of red blood cells?





24. Which type of diet is most likely to be deficient in vitamin B12?





25. Which of the following is a primary source of saturated fats?





26. What is the role of magnesium in the diet?





27. Which food is a good source of potassium?





28. Which nutrient is crucial for the synthesis of collagen in the body?





29. What is the primary function of the mineral zinc in the diet?





30. Which dietary component helps regulate blood sugar levels?





31. Which of the following is NOT a function of dietary fats?





32. Which vitamin is synthesized by the body when exposed to sunlight?





33. What is the recommended daily intake of calcium for adults aged 19-50?





34. Which food group is a primary source of vitamin A?





35. What is the primary role of folic acid in the diet?





36. Which of the following is a low-glycemic index food?





37. Which macronutrient should be the primary source of energy for endurance athletes?





38. What is the main dietary source of vitamin B6?





39. Which nutrient helps to transport fat-soluble vitamins in the body?





40. What is the primary purpose of a balanced diet?





41. Which type of dietary fat should be consumed in moderation to maintain heart health?





42. What is the primary benefit of consuming probiotics?





43. Which of the following vitamins is essential for energy metabolism?





44. Which nutrient is important for maintaining healthy skin and hair?





45. Which of the following is a key component of a heart-healthy diet?





46. Which mineral supports thyroid function and metabolism?





47. What is the recommended amount of physical activity for maintaining overall health?





48. Which food is a good source of selenium?





49. What is the primary concern associated with excessive sodium intake?





50. Which nutrient is critical for bone health and often combined with calcium in supplements?





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