What organisms are a source of food for many species of fish?
remains of prehistoric life whales organic matter sharks gastropod shells those on the ocean floor Something made from fermented ricce humans
A B C D E F G H
Like sponges, they are attached to the ocean floor.
organisms attached to the ocean floor are a source of food for many species of fish.
What organisms are a source of food for many species of fish? (A) remains of prehistoric life (B) whales (C) organic matter (D) sharks (E) gastropod shells (F) those on the ocean floor (G) Something made from fermented ricce (H) humans