1. What are they?

2. What does Invertebrate mean? An animal who has two backbones An animal without a backbone An animal who eats plants Answer: An animal without a backbone What is an example of an Invertebrate?

3. Can we classify them into smaller groups? Invertebrates Soft Body Parts Worms Porifera (Sponge) MollusksCnidarians Hard Skin Covering ArthropodsEchinoderms

4. What are the Six main divisions of Invertebrates? Porifera Echinoderms Arthropods Worms Cnidarians Mollusks

5. Which group do I belong to Hard Skin Covering Arthropods

6. Hard Skin Covering Echinoderms

7. Soft Body Parts Worms

8. Soft Body Parts Cnidarians

9. Soft Body Parts Mollusks

10. Soft Body Parts Porifera

11. What are the characteristics of Echinoderms? Suction through Tube Feet No heart, brain or eyes, Have several Arms, It has a gill structure to take in the oxygen release of sperm and eggs into the water Carnivores or Detritus Foragers Key Body Characteristics Method of Respiration: Method of Movement: Method of Reproduction: What kind of eaters are they?

12. What are the characteristics of Arthropods? Locomote in a wide variety of ways Hard Outer Skin (exoskeleton) Occurs through the body surface, gills, trachea, and/or book lungs. Very Diverse Key Body Characteristics Method of Respiration: Method of Movement: Method of Reproduction: What kind of eaters are they?

13. What are the characteristics of Worms? Usually cylindrical, flattened, or leaf-like body with no appendages Takes oxygen through skin, straight to bloodstream Asexually and Hermaphroditic reproduction Many are Decomposers Key Body Characteristics Method of Respiration: Method of Movement: Method of Reproduction: What kind of eaters are they? Some use muscles to move, others rely on outside force

14. What are the characteristics of Cnidarians? Jet like propulsion and snail like crawling Have Cnidoctes and bodies consist mostly of Mesoglea Both cell layers absorb oxygen from and release Carbon Dioxide Sexual and Asexual The eat in many different ways Key Body Characteristics Method of Respiration: Method of Movement: Method of Reproduction: What kind of eaters are they?

15. What are the characteristics of Mollusks? Muscle contraction Soft body, some are covered by shells Some have siphons or gills Sexually Siphon Algae and Bacteria Key Body Characteristics Method of Respiration: Method of Movement: Method of Reproduction: How do they eat?

16. What are the characteristics of Porifera? Sessile or slow movemets Sponge-like Take in oxygen from the water Sexually or Asexually Through the pores on their outer walls Key Body Characteristics Method of Respiration: Method of Movement: Method of Reproduction: How do they eat?