← Chapter 4 Changes in Ecosystems Lesson 1 Notes Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All Ecosystems made up of organisms and their environment 6 needs of organisms food, water, space to live, shelter, air, light naturally Organisms will live _____________ where their needs are met. stability When changes in an ecosystem cancel each other out.