Question

human excreta or any other animal excreta should be disposed off properly​

Answer 1

Answer:

yes otherwise it would spread many diseases in air

Answer 2

Answer:

Human excreta and the lack of adequate personal and domestic hygiene have been implicated in the transmission of many infectious diseases including cholera, typhoid, hepatitis, polio, cryptosporidiosis, ascariasis, and schistosomiasis. ... Human excreta-transmitted diseases predominantly affect children and the poor.