question: What are producers in aquatic ecosystems?
choices.text: arthropods amphibians vital to a good life multinucleated cells nonvascular plants organisms hydrogen and oxygen consumers
choices.label: A B C D E F G H
formatted_question: What are producers in aquatic ecosystems? (A) arthropods (B) amphibians (C) vital to a good life (D) multinucleated cells (E) nonvascular plants (F) organisms (G) hydrogen and oxygen (H) consumers