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Talk with your team and be prepared to share your answer with the class. Do Now. What covers almost three-fourths of Earth’s surface? What holds both the largest animals and some of the smallest organisms on Earth?. - PowerPoint PPT PresentationTRANSCRIPT
Do Now
What covers almost three-fourths of Earth’s surface? What holds both the largest animals and some of the smallest organisms on
Earth?
Talk with your team and be prepared to share your answer with the class.
Marine EcosystemsEcosystems in the Ocean
Plankton
• Tiny organisms that float near the surface of the water
• Many plankton are producers.
• Plankton form the base of the ocean’s food chains.
Coral Reef
• Found in warm, shallow areas of the neritic zone
• Made up of small animals called coral
• Corals live in large groups• Corals die and leave their
skeletons behind – and new corals grow on the remains.