Question

write about holozoic nutrition?

Answer 1

Holozoic nutrition

       Holozoic nutrition takes place in those organisms which take solid or liquid food through the mouth inside their body Examples of organisms having holozoic mode of nutrition are human beings, dog, cat, lion, deer, crow, frog and fish etc. This process takes place in following steps:


1. Ingestion
         The process of taking food inside the body is called ingestion.

2. Digestion
         In digestion the ingested food is converted into simple form with the help of digestive enzymes.

3. Absorption
         In this stage the food digested in second step is absorbed into the cells of body. 

4. Assimilation
         Assimilation is the process of utilizing the food absorbed in third step by various cells of the body.

5. Egestion
         Egestion is the final step of holozoic nutrition in which the undigested food is removed from the body.

Answer 2

hello Dost ☺

Answer :

Holozoic nutrition: Organism (mostly animals) take in whole food and then digest it into smaller particles with enzyme.

Eg. Amoeba, Paramoecium. Animals, human beings.

Steps in Holozoic nutrition

(i) Ingestion: taking in of food.

(ii) Digestion: breaking down of complex food into simpler, absorbable form.

(iii) Assimilation: Utilization of digested food from the body.

(iv) Egestion: Removing undigested food from the body

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