生態系 (せいたいけい)ecosystem

生態系, its kanji, and other words that share them.Open this graph

Kanji in 生態系

学生がくせいstudent (esp. a university student)
生活せいかつliving; life (one's daily existence)
生産せいさんproduction; manufacture
人生じんせい(human) life (i.e. conception to death)
先生せんせいteacher; instructor
厚生省こうせいしょうMinistry of Health and Welfare (now Ministry of Health, Labour and Welfare)
年生ねんせいpupil in ... year; student in ... year
新生しんせいrebirth; new birth
事態じたいsituation; (present) state of affairs
状態じょうたいstate; condition
実態じったいtrue state; actual condition
態度たいどattitude; manner
態勢たいせいattitude; posture
形態けいたいform; shape
実態調査じったいちょうさfact-finding investigation; investigation into actual conditions
生態せいたいmode of life; ecology
日系にっけい(of) Japanese descent
系列けいれつseries; sequence

See how 生態系 connects to the rest of Japanese.