Which organisms have a hydrostatic skeleton with a soft body wall?
A)earthworms
B)spiders
C)sponges
D)crabs
E)insects

Question

Quizplus · Accepted Answer

Earthworms have a hydrostatic skeleton, which is a fluid-filled cavity that provides structure and support, and a soft body wall, which allows for flexibility and movement. Spiders, crabs, and insects have exoskeletons made of chitin, while sponges have no true tissue or organ systems.

Which Organisms Have a Hydrostatic Skeleton with a Soft Body