question: What plays significant roles as producers in aquatic ecosystems.
choices.text: Nonvascular plants vital to a good life carbon based beings Aquariums carbon polymorphs Pine trees Human intervention animals in Class Aves
choices.label: A B C D E F G H
formatted_question: What plays significant roles as producers in aquatic ecosystems. (A) Nonvascular plants (B) vital to a good life (C) carbon based beings (D) Aquariums (E) carbon polymorphs (F) Pine trees (G) Human intervention (H) animals in Class Aves