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  • Stage 1

    Answer 2 questions correctly in a row.

Below is a food web from an ocean ecosystem in Monterey Bay, off the coast of California.
A food web of an ocean ecosystem in Monterey Bay. Organisms include phytoplankton, zooplankton, kelp bass, kelp, a bat star, a plainfin midshipman, an orca, a sea otter, a black rockfish, a sea urchin, and a sea cucumber. Arrows point between organisms to show how matter moves through the food web.
A food web models how the matter eaten by organisms moves through an ecosystem. The arrows in a food web represent how matter moves between organisms in an ecosystem.
Which of these organisms contain matter that was once part of the phytoplankton? Select all that apply.
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