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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 instructional activity young scholars 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...