Please contribute to this project, if you have more information about this term feel free to edit this page. This page was last modified on 3 October 2005, at 21:16.This page has been accessed 3,749 times. What links here | Related changes | Permanent link.
In Ecosystems. Organisms tend to get phosphorus from their local ecosystem. An  organism can also get nitrogen from its local ecosystem. Nitrogen  is added to the organism's local ecosyste â¦ m by bacteria from the  air.
Full Answer. All living organisms require nutrients and energy to survive and can obtain these in two broad ways. Organisms that can produce their own nutrients are called autotrophs, while the organisms that cannot produce their own food are called heterotrophs. Autotrophs include plants, bacteria and fungi.