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this ppt contain all the information regarding food and its components
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[Nutrients] Nutrients are substances which are needed for proper growth and development of body. Main nutrients are – carbohydrates, proteins, fats, minerals and vitamins + water and roughage
[Carbohydrates] Energy giving food Consists of carbon, hydrogen and oxygen Sources – Bajra, Jowar, rice, wheat, jaggery, mango, banana and potato etc
[Proteins] For growth and repair of body cells Body building foods Consists of carbon, hydrogen, oxygen and nitrogen
[Fats] Energy giving food Stored under the skin and prevent heat loss from body surface
[Minerals] For good health Do not provide energy Needed in very small quantity
[Vitamin] Required in very small quantity Do not provide energy
[Roughage – sources and functions] Fibrous indigestible material Sources – fruits, salad, pulses, Dalia Remove indigestible food Prevent constipation Helps to retain water in food Source for growth of good bacteria in stomach
[Water] Help in absorption of nutrients from food Helps in removal of wastes from body in form of urine and sweat
[Functions of food] Provide energy to the body for various activities Build new cells and tissues for growth Keep us fit and healthy