Question

Q. 1
List and briefly describe the five steps of nutrition​

Answer 1

Question:-

• List and briefly describe the five steps of nutrition.

Required Answer:

Nutrition can be divided into five steps-

1. ingestion,
2. digestion,
3. absorption,
4. assimilation
5. egestion.

Ingestion:- The process of taking food into the body is called ingestion, Animals use various ways to ingest food.

Digestion:- The food that animals eat

cannot be used directly to get energy.

It has to be broken down into simpler

substances that can be easily absorbed.

The process of breaking down complex food into simpler substances is called digestion.

Absorption :- The process by which the

digested food moves into the blood and

cells of the body is called absorption.

Assimilation:- The process by which the absorbed food is used by the body to generate energy and carry out its life functions is called assimilation.

Egestion :-The process by which theundigested food and waste is sent out of the body is called egestion.

Answer 2

Ingestion

Digestion

Absorption

Assimilation

Excretion.............

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