What are the essential constituents of a balanced diet?
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Answer: D. All of these
Explanation
A balanced diet requires a proper combination of all major nutrients to support human health and physiological function. Carbohydrates, fats, proteins, vitamins, minerals, and water each play unique and vital roles in metabolism. Omitting any of these essential nutrient categories can lead to malnutrition, deficiency diseases, and metabolic dysfunction. Macronutrients provide the body with bulk energy and building blocks, while micronutrients regulate metabolic pathways. Water is the fundamental solvent in which all biochemical reactions within the human body take place daily. Dietary guidelines recommend diverse food intake to ensure adequate consumption of all necessary nutritional components.
Carbohydrates and fats alone provide energy but lack the proteins and micronutrients needed for tissue repair and regulation. Proteins and water are crucial for cellular structure and hydration but fail to supply necessary energy and dietary vitamins. Vitamins and minerals regulate metabolic processes but cannot provide the caloric energy required for daily survival.
- Subject
- Everyday Science
- Category
- Everyday Science
- Topic
- —
- Difficulty
- medium
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