National Geographic
National Geographic: Marine Food Webs
For this lesson, students learn about marine food webs and pyramids, and how energy flows through a marine ecosystem. They then research a marine organism and its role in a marine food web. The class pools their information to create a...
National Geographic
National Geographic: Symbiotic Relationships in Marine Ecosystems
In this lesson students analyze videos to make observations about species, populations, and communities of organisms and discuss their symbiotic relationships. Then they create a hypothetical marine ecosystem and describe the adaptive,...