Question

explain the various steps of nutrition in animals

Answer 1

$\textbf{Nutrition }$:

Various aspects of obtaining food, mode of intake of food and its utilisation in the body for growth and development is known as nutrition.

Various steps of nutrition are as follows :

$\textbf{Ingestion}$:

The act of getting and eating food collectively are called ingestion.

$\textbf{Digestion}$:

The breakdown of food into simpler and soluble molecules inside the body is called digestion.

$\textbf{Absorption}$:

The process by which soluble molecules present in the digested food passes into the body fluids like blood is called absorption.

$\textbf{Assimilation}$:

The process in which the absorbed food is used for producing energy and growth is called assimilation.

$\textbf{Egestion}$:

The process by which the undigested food materials are thrown out of the body is called egestion.

Answer 2

The various steps of nutrition in animals are Ingestion, digestion, absorption, assimilation and egestion.

Explanation:

The various steps of nutrition in animals include :

Different ways of obtaining food, and the mode of intake of food and  then the utilization in the body which is taken for growth and development is known as nutrition.

• Ingestion –The process of getting  and eating the food into the body through the mouth is called ingestion.
• Digestion – The breakdown of food into simpler and soluble molecules once it is reached into the stomach it is converted into a soluble form. It is called digestion.
• Absorption – The process byin which soluble  the molecules present in the digested food after the process of digestion, gets extracted as the nutrients from the food and absorbed in the small intestine.
• Assimilation –The process where the absorbed food is used for producing energy the nutrients  present in the food are transferred to the parts of the body through blood for the proper functioning of different organs.
• Egestion –The process in which the undigested food materials are passed as the excretion of the left-over matter in the form of feces from the body.

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