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- Subject
- Health & Nutritionphysical-education › health-nutrition
- Published
- 14 Jan 2025
- Last updated
- 28 May 2026
Explanation
Carbohydrates are the body's main source of energy, fueling various physical and metabolic activities. Vitamins, fats (lipids), and proteins play important roles but are not the primary energy sources.
More Health & Nutrition MCQs
Practice related questions from the same subject.
- 1.What is the estimated total number of heartbeats in a human heart's lifetime?
- 2.Minerals are classified into two categories: Macro minerals and ____________ minerals. What is the correct term for the second category?
- 3.What is another term commonly used to refer to amino acids?
- 4.What is the approximate percentage of water present in the body of an average adult human?
- 5.What is the typical breathing rate for a human being?
- 6.What does a Body Mass Index (BMI) value of 25 indicate?
- 7.Which illness is caused by a lack of Vitamin C in the diet?
- 8.How many essential amino acids are required in the human diet?
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