YOU SAID:
ecology is the study of the interactions between organisms and their evnironment
INTO JAPANESE
生態学は生物とその環境の間の相互作用の研究です
BACK INTO ENGLISH
Ecology is the study of interactions between living organisms and their environment
INTO JAPANESE
エコロジーは、生物とその環境の間の相互作用を研究するものです
BACK INTO ENGLISH
Ecology is the study of interactions between living organisms and their environment
That didn't even make that much sense in English.