# excretory system

> passive biological system that removes excess, unnecessary materials from the body of an organism

**Wikidata**: [Q1112860](https://www.wikidata.org/wiki/Q1112860)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Excretory_system)  
**Source**: https://4ort.xyz/entity/excretory-system


## References

1. Nuovo soggettario
2. Freebase Data Dumps. 2013
3. Quora
4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)