All organisms within an ecosystem are connected in some way! These close relationships are called symbiosis, and there are many different ways that organisms interact with each other. Find out about the ways in which resources flow within these symbiotic relationships and go exploring to find symbiosis within your own community!

NGSS MS-LS2-2. Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.

NGSS MS-LS2-1. Analyze and interpret data to provide evidence for the effects of resource availability on organisms and populations of organisms in an ecosystem.

Lesson taught, recorded, and prepared by Jessica Zuzack, Nora Seymour, and Michael Kaufman