what is the difference between types of food and components of food and their uses
Answers
Food is essential for the survival of living organisms. It provides us with energy to carry out daily activities and develop, grow and repair our body parts in case of any damage. Therefore understanding the importance of consuming the right kind of food becomes a necessity.
Furthermore, most of the food items available today are adulterated in many possible ways. The food that we consume comes from numerable sources and the variety is huge. You can think of the last meal you had, and list down sources from which your food was obtained. This helps us understand how food varies in its sources and components.
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Answer:
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Components of Food:-
Carbohydrates:
Carbohydrates main function is providing energy to the body. These are found in our food in the form of sugar and starch i.e. simple and complex carbohydrates. Example It is found in bread, potatoes etc.
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Proteins:
Proteins performs the very essential function of helping our body grow and repair itself. These are found in food items such as milk, pulses, eggs, meat etc. Foods containing proteins are called ‘body-building’ foods.
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Fats:
Fats are also responsible for providing energy to our body. In fact, they provide more energy than carbohydrates. The body uses fat as a fuel source. Fats are essential for the absorption of vitamins A, D, E and K in the body. Butter, cheese, oil are all examples of fat-rich foods.
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Vitamins:
Vitamins help in protecting our bodies from various kinds of diseases. They also help in keeping our eyes, gums, bones and teeth in good shape.
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Minerals:
Minerals are used by the body to perform various functions like building strong bones, maintaining the heartbeat, making hormones etc. The major five minerals are Calcium, Phosphorus, Magnesium, Sodium and Potassium. Examples of mineral-rich foods include leafy vegetables, fish, beans etc.
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Dietary Fibres/Roughage:
While dietary fibres do not provide any such nutrition to our bodies but nevertheless are an important component of food. They help in easy absorption of food, helps in movement of bowel and prevents constipation. It helps our body get rid of undigested food. Cereals, fruits and vegetables are some of the roughage rich foods.
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Water:
Water performs the essential function of absorbing nutrients from our food. It also helps in releasing waste from our body in form of sweat and urine.