Hopefully they will suggest drawing a diagram. Ask students what they would call this interaction between the living and non-living components. List all suggestions. Present the students with a definition of an ecosystem. Read the definition and discuss its meaning.
Students list the physical features, the living and non-living things in an ecosystem.
Having access to pictures of the ecosystems would be advantageous. Allow the students time to study the diagram. Review the ecosystem diagram to check for understanding. Additional learning Students could investigate the food chain within other ecosystems not investigated during the activity. Students could present their findings to the class.