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This document discusses food and its constituents. It notes that food contains carbohydrates, proteins, fats, vitamins, minerals, and water. Carbohydrates provide the main source of energy, proteins help build and repair tissues, and fats provide a secondary source of energy and help absorb fat-soluble vitamins. The document was produced by the Government of Karnataka for 8th standard Urdu medium students as part of an e-learning science lesson.Read less