How is defaecation different from excretion?
Defaecation: Defecation is the final act of digestion in which the organisms eliminate a solid, semisolid, or liquid stuff called feces from the alimentary canal via the anus.
Defaecation | Excretion |
| 1. Excretion is the process of removing metabolic wastes formed due to various biochemical reactions.: |
2. The removal of undigested or indigestible food from the alimentary canal via the anus | 2. In excretion, the fecal matter is not formed by metabolism, its removal is not considered excretion. |