Which one of the following cycles is characterized by often being a limiting nutrient in ecosystems and having no atmospheric component in its cycle?
A)phosphorus
B)carbon
C)nitrogen
D)iron
E)water

Question

Quizplus · Accepted Answer

The phosphorus cycle is often limited in ecosystems and does not have an atmospheric component. Phosphorus is mostly found in rocks and minerals and must be weathered and dissolved before it can enter the biotic environment.

Which One of the Following Cycles Is Characterized by Often