Which part of digestive canal is involved in storage of undigested waste?

It occurs in small intestine. Several enzymes released by Liver, Pancreas, wall of stomach and small intestine help in digestion of food. After digestion the nutrients absorbed by the inner wall of Intestine. At the inner wall of Intestine a large number villi present which increases surface are for more absorption. In villi very minute pores present which helps in absorption

 

 

The undigested food is stored in the rectum part of large imtestine in the form of faeces.and then removed out through the anus.