Go to the Quizzes Page Invertebrates and Their Characteristics 0% 14 Created by AbuBakrShalabi Please write your name and email to receive your certificate. 1 / 15 Which structure do earthworms have that help them attach to a surface? nematocysts setae stingers antennae 2 / 15 What is true about Cnidarians? They have body cavities. They are vertebrates. They have chordate traits. They have radial symmetry. 3 / 15 What are the stingers on tentacles of the invertebrate Cnidaria called? tissues nematocysts anemones segments 4 / 15 Flatworms have .................. asymmetry vertebrates radial symmetry bilateral symmetry 5 / 15 A(n) ................ is an example of a cnidarian. cat coral earthworm sponge 6 / 15 What is each segment of the earthworm filled with? setae fluid cells tissues 7 / 15 What type of symmetry do sponges have? bilateral symmetry parallel symmetry asymmetry radial symmetry 8 / 15 Of the following, which does NOT have bilateral symmetry? fish jellyfish humans frogs 9 / 15 They have bilateral symmetry. Some of them are parasites with a flat body shape. Some live in saltwater or freshwater. cnidarians flatworms jellyfish sponges 10 / 15 What is true of earthworms? They have long flat bodies. They have bodies made of rings. They are parasites. They are vertebrates. 11 / 15 Leeches have segmented bodies, meaning they belong to phylum .............................. Porifera Platyhelminthes Cnidaria Annelida 12 / 15 Earthworms belong to the phylum ............... Annelida Chordata Platyhelminthes Porifera 13 / 15 .......................... are the simplest invertebrates you have learned about. Platyhelminthes Cnidaria Annelids Porifera 14 / 15 What is true of earthworms? They have long flat bodies. They are vertebrates. They are parasites. They have bodies made of rings. 15 / 15 Which of the following describes the benefit of earthworms. They have a mouth to such blood from other animals. They make tunnels that allow air into the soil. They have setae that help the earthworms attach to a surface. They have a hydrostatic skeleton. Your score is 0% Restart quiz Go to the Quizzes Page