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Stage 1
Answer 6 questions correctly in a row.
A food chain is a model that shows how the matter eaten by organisms moves through an ecosystem. Below is a food chain from Chesapeake Bay, an estuary ecosystem in Maryland and Virginia.
phytoplankton
bristle worm
silver perch
bottlenose dolphin
Use the information in the food chain to fill in the blank below.
phytoplankton
bristle worm
silver perch
bottlenose dolphin
Matter first enters this food chain when the makes its own food using photosynthesis.
ref_doc_title.
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