Question

discuss the major steps involved in process of nutrition in human beings

Answer 1

Hi friend, Here's the required answer:-

There are 5 steps involved in the process of nutrition of human beings:-

1. INGESTION:- The process of taking in food into the body is called Ingestion.

2. DIGESTION- It involves the break down of nutrients such as proteins into amino acids, carbohydrates into starch and fats into fatty acids and glycerol

3. ABSORPTION- It involves the absorption of nutrients from the food by blood.

4. ASSIMILATION- It involves the process of transporting nutrients and water to all parts of the body by blood.

5. EGESTION- It involves the disposal of waste food out from the body.

Hope this helps you...

Answer 2

The major steps involved in the process of nutrition in human beings are

> Ingestion: taking of food into the body
> Digestion: breaking up of complex food substances into the simple substance by specific enzymes so that they can be used by the body
> Absorption: the passage of digested food through the walls of alimentary tract into circulatory system
>Defecation: the passage of undigested material from the body by the way of anus

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