Plants 🌳 and animals 🐄are the main source of 🔻🔺food.
Like wheat, rice , vegetables fruits, etc come from plants.
Fish , meat ,egg,milk etc are obtained from Animals.
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On the basis of nutrients, food are classified as
⚫ Carbohydrates
⚫ Proteins
⚫Vitamin
⚫Minerals
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Carbohydrates
Glucose, sugar,starch ,etc are the foods belonging to the group called carbohydrates.sugars are present in Honey ,fruit ,milk etc.
Wheat ,rice , barley, potato, tomato,and other Vegetables are rich in carbohydrates.
Carbohydrates are quick source of energy for our body .Most of the energy needs of our body are met by carbohydrates.
So they work as fuel for our body .
Carbohydrates are made from the elements of carbon , hydrogen and oxygen. on digestion In small
Intestine, carbohydrates are converted into simple sugars like glucose etc. Which are absorbed in the blood through the wall of small intestine.
During blood circulation, these glucose moleculea are transported to every cell of our body
In mitochondria of our body cells,
Glucose is oxidized to release energy, carbon dioxide and water.
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Proteins
Proteins are a food group which provides material for growth, repair and reproduction. Proteins are thus known as building blocks of our body . Meat
,eggs fish pulses , milk, chicken, nuts ,beans ,pease
Seeds etc .