11.17: Nitrogen Cycle in Ecosystems Difficulty Level: Basic Created by: CK-12 % Progress MEMORY METER This indicates how strong in your memory this concept is Practice Progress % % Practice Now MEMORY METER This indicates how strong in your memory this concept is Share Add to Library Turn In Read Practice Resources Details Loading... Notes/Highlights Having trouble? Report an issue. Color Highlighted Text Notes Show More Vocabulary Language: English ▼ English TermDefinition dead zone Zone in an ocean or lake where organisms cannot live because there is little or no oxygen. nitrogen cycle Movement of nitrogen through the atmosphere, soil, and biosphere. Image Attributions Show Hide Details Description Describes the nitrogen cycle. Learning Objectives None Related Materials Nitrogen Cycle in Ecosystems Difficulty Level: Basic Authors: Dana Desonie, Ph.D. Tags: nitrates nitrogen cycle nitrogen fixing (1 more) SCI.ESC.816.L.2 Subjects: science Earth Science Concept Nodes: SCI.ESC.816 (Nitrogen Cycle in Ecosystems) Grades: 6 , 7 Date Created: Jan 04, 2013 Last Modified: Aug 29, 2016 Vocabulary None Save or share your relevant files like activites, homework and worksheet.To add resources, you must be the owner of the Modality. Click Customize to make your own copy.