Answer: The main steps of digestion in human are ingestion, digestion, absorption, assimilation and excretion
Step-by-step explanation:
Ingestion is the process where food is taken into the body through the mouth.
Digestion is the process by which the food is broken down into nutrients and waste. This take place in the stomach and small intestine.
Absorption is the process where the separated nutrients is absorbed in the blood.
Assimilation is the process where the absorbed nutrients is utilized by the body tissues and cells
Excretion is the process where the undigested waste is expelled out from the body through the anus.