Multiple choice Shipworm is a soft-bodied mollusk and makes holes in ships. It is a bivalvia scaphopoda amphineura cephalopod Reveal answer Fill a bubble to check yourself A Correct answer Explanation Shipworms (Teredo) are marine bivalve mollusks that bore into wood using their shells. They belong to class Bivalvia within phylum Mollusca. The other options are other mollusk classes but not the correct one for shipworms.