NCERT Class VI Science Solution: Chapter 2-Components of Food Part 1 (For CBSE, ICSE, IAS, NET, NRA 2022)

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NCERT Class 6 Science Chapter 2: Components of Food

Question 1:

Name the major nutrients in our food.

Answer:

The major nutrients in our food are named carbohydrates, proteins, fats, vitamins and minerals. In addition, food contains dietary fibres and water which are also needed by our body.

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Carbohydrates:

  • in scientific literature, the term “carbohydrate” has many synonyms, like “sugar” , “saccharide” , “glucose” , “hydrate of carbon” or “polyhydroxy compounds with aldehyde or ketone” .
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Proteins:

  • Protein is a macronutrient that is essential to building muscle mass. It is commonly found in animal products, though is also present in other sources, such as nuts and legumes.
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Fats:

  • Fat is one of the three main macronutrients, along with carbohydrate and protein. Fats, also known as triglycerides, are esters of three fatty acid chains and the alcohol glycerol. The terms “lipid” , “oil” and “fat” are often confused. “Lipid” is the general term, though a lipid is not necessarily a triglyceride.
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Vitamins:

  • A vitamin is an organic compound and an essential nutrient that an organism requires in limited amounts. An organic chemical compound is called a vitamin when the organism cannot make the compound in sufficient quantities, and it must be obtained through the diet; thus, the term vitamin is conditional upon the circumstances and the particular organism.
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