Holozoic nutrition  is a type of heterotrophic nutrition that is characterized by the internalization (ingestion) and internal processing of liquids or solid food particles. ... Ingestion: In animals, this is merely taking food in through the mouth.

Holozoic nutrition refers to the type of nutrition in which an organism takes in solid food particles and digests them inside the body using enzymes. This type of nutrition is commonly found in animals and some protists.

Explanation:
Holozoic nutrition is a type of nutrition in which organisms take in solid food particles and digest them inside the body using enzymes. This type of nutrition is commonly found in animals and some protists. In this mode of nutrition, the organism ingests food through the mouth and breaks it down into smaller molecules that can be absorbed and used by the body.

Process of Holozoic Nutrition:
The process of holozoic nutrition involves several steps, including:

1. Ingestion: The first step in holozoic nutrition is the ingestion of food. This can be done through the mouth or any other opening in the organism's body.

2. Digestion: Once the food is inside the organism's body, it is broken down into smaller molecules by enzymes. This process occurs in the digestive system, which can vary in complexity depending on the organism.

3. Absorption: After digestion, the smaller molecules are absorbed into the organism's body through the gut wall and transported to the cells that need them.

4. Assimilation: The final step in holozoic nutrition is assimilation, where the absorbed nutrients are used by the cells in the organism's body for various metabolic processes.

Examples of Holozoic Nutrition:
Holozoic nutrition is found in many animal species, including humans. It is also found in some protists, such as amoebas and paramecia.

Advantages and Disadvantages:
The advantages of holozoic nutrition include the ability to consume a wide variety of foods and the ability to obtain nutrients efficiently. However, the disadvantages include the need to expend energy to capture and digest food, as well as the risk of ingesting harmful substances.

Conclusion:
In conclusion, holozoic nutrition is a type of nutrition in which organisms take in solid food particles and digest them inside the body using enzymes. This type of nutrition is commonly found in animals and some protists and involves several steps, including ingestion, digestion, absorption, and assimilation.

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I checked in Google but the answer is C.