Question

use the food web below to answer the following question. which of the following organisms in this ecosystem are primary consumers? select all that apply. phytoplankton scallop cod dogfish mackerel krill herring

Explanation:

Primary consumers are organisms that eat primary producers (like phytoplankton). In the given food - web, scallop, cod, dogfish, mackerel, krill, and herring all consume phytoplankton (a primary producer).

Answer:

Scallop, Cod, Dogfish, Mackerel, Krill, Herring