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What is Holozoic Nutrition?
By BYJU'S Exam Prep
Updated on: September 25th, 2023
Holozoic nutrition is a type of nutrition in which organisms consume liquids or solids. For example, humans, amoeba, etc. In holozoic nutrition, organisms consume complex organic matter. It is commonly seen in mammals. It is also a heterotrophic type of nutrition since it is found in organisms that cannot synthesize their own food. Such organisms are dependent on plants or other organisms for their food. Read below to understand holozoic nutrition simple definition and process.
Table of content
Holozoic Nutrition
Holozoic nutrition is a process through which organisms intake their food and internally process it. Nutrition refers to a process in which organisms intake food and use it to grow and function properly among other purposes. In the Holozoic nutrition process, the organisms consume food that is available in their environment and then process it internally.
Holozoic nutrition process is seen in mammals such as humans, cats, dogs, monkeys, etc. It is also seen in organisms such as amoeba. This is a type of nourishment in which organisms consume a variety of food such as solids and liquids which are complex organic matters. Holozoic nutrition takes place in various steps.
Steps Involved in Holozoic Nutrition
There are five steps involved in holozoic nutrition which are – ingestion, digestion, absorption, assimilation, and egestion. The detailed process is listed below for better understanding.
- Ingestion: This is the process of consuming food through your mouth. The saliva s mouth breaks the food down for easy digestion.
- Digestion: There are digestive enzymes present in our stomach that help in the digestion of ingested food.
- Absorption: Through this process, the nutrients present in the food are absorbed into our bloodstream.
- Assimilation: This is the process of cells utilizing the energy that is derived from the digested food.
- Egestion: The excretion of waste products out of the body is known as egestion and it is essential to keep the body clean and healthy.
Summary:
What is Holozoic nutrition?
Holozoic nutrition is the process through which organisms consume food and process it internally. This is the type of nutrition that takes place in almost all mammals and also other organisms such as amoeba. it takes place in five steps which include ingestion, digestion, absorption, assimilation, and egestion.
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