removal of undigested food from the body through the anus is not considered part of excretion Share with your friends Share 1 Prajakta Kulkarni answered this yeah!itz called egestion..removal of ONLY NITROGENOUSWASTES is called excretion -3 View Full Answer Srinivas Reddy answered this is removal of undigested food from the body considered to be excretion? why? -2 Karthik answered this yes.Because removal of only NITROGENOUS WASTES is called excreation 2 Mehar Abrar answered this Removal of undigested food through anus includes in the process of digestion and hence it cannot be considered as the process of excretion. 1 ...... __ answered this Yes. 1