Following statements describe the five steps in animal nutrition. Read each statement and give one word for each statement. Write the terms that describes each process.

(a) Transportation of absorbed food to different parts of body and their utilization.

(b) Breaking of complex food substances into simpler and soluble substances.

(c) Removal of undigested and unabsorbed solid residues of food from the body.

(d) Taking food into the body.

(e) Transport of digested and soluble food from the intestine to blood vessels.

(a) Assimilation. It is the process of transportation of absorbed food to different parts of body and their utilization.

(b) Digestion. It is the process of breaking of large and complex food substances into simpler and soluble substances. It is a type of catabolic reaction.

(c) Egestion. It is the process of removal of undigested food particles from the body.

(d) Ingestion. The process of taking the food materials into one’s body is known as ingestion.

(e) Absorption. The process of transport of digested and soluble food from the intestine to blood vessels is known as absorption.