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5 Written questions

5 Multiple choice questions

  1. tubed feet they also have a water vascular system
  2. spiny-skinned
  3. live in water
  4. system of fluid-filled tubes used by echinoderms in locomotion and feeding and respiration
  5. yes

5 True/False questions

  1. do echinoderms have brainsno

          

  2. Are echinoderms hermaphroditesno they have separate sexes

          

  3. Do echinoderm have an internal skeletonyes they have an endoskeleton made of plates

          

  4. How do v find food, shelter, and matesuses its tubed feet to pull open and insert its stomach to start digesting the prey. Digestive chemicals break down the bivalves tissues and the sea star sucks in the partially digested body of its prey

          

  5. How do sea stars eatuses its tubed feet to pull open and insert its stomach to start digesting the prey. Digestive chemicals break down the bivalves tissues and the sea star sucks in the partially digested body of its prey