Components of Foods, Organisms Need Food (Nutrients), Balanced Diet

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  • All living organisms such as plants and animals require food. So food is essential for all living organisms

  • Carbohydrates, proteins, fats, vitamins and minerals are essential components of food, these components are called nutrients.

  • In addition food also contains dietary fibres and waters

Organisms need food (nutrients)

Organisms Need Food (Nutrients)

Organisms Need Food (Nutrients)
Organisms need food (nutrients)

Energy-giving food

Carbohydrates and Fats. Carbohydrates provide us instant energy. Fats are stored energy resources

Body-building food

Proteins are considered to be body-building food as they help in body growth and repair of damaged pats of the body.

Protective food

Vitamins and minerals are considered be protective food as they protect us from many diseases. They give us resistance against disease causing germ

Explanation

Carbohydrates and Fats, Proteins , Vitamins and Minerals
Carbohydrates and Fats, Proteins , Vitamins and Minerals

Carbohydrates and Fats

Carbohydrates in our food are mainly sugar, starch.

Starch is present in grains like rice, wheat, maize, tubers like potatoes etc.

Sugar s the sweet substance. Common sugar we use is sucrose and its obtained from

Sugar cane

Fats are stored energy resource. Animal sources include milk, butter, ghee, cheese and meat and plants resources like oil are rich resources of fats

Proteins

Portions are considered to be body-building food as they help in body growth and repair of damaged parts of the body.

Animal sources like eggs, fish, meat, milk, cheese and plant sources like pulse of beans are resource of proteins

Proteins are broken-down by the digestive

System into amino acids (which can be absorbed into the food).

Vitamins and Minerals

Vitamins are protective food as they protect us from many diseases. They give us resistance against disease causing germ

Vitamins are A, B, C, D, K, E. They are obtained from Fruits, vegetables, fish liver oil, milk, eggs,

Minerals are also required in small quantities.

Minerals include sodium, calcium, Potassium, iodine and phosphorous

What is Balanced Diet?

  • A balanced diet is food intake that includes all of the dietary needs of the organism in the correct proportions.

  • Balanced diet comprises the components like carbohydrates, proteins, fats, Vitamins, minerals and sufficient amount of water. Balanced diet keeps our body fit and resistant to diseases.

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