The organism below belongs to phylum ______________.

For Phylum Mollusca, Class Cephalopod 1. Organ/system characteristics. Answer the following for each organism:a. How is their circulatory system? b. Excretory/osmoregulation: How does the organism eliminate waste? What organs do they use?c. Skeleton/support: List the structures or ways this organism supports itself.   2. Ecology. Describe/answer the following for each organism:a. Does it have a complete or incomplete digestive system? How does this animal feed?b. Identify any unique feeding structure• Be sure to use the correct terms to identify any unique feeding structure(s) used by theanimal.

In the Mollusca phylogenetic tree below, circle the node that corresponds to the latest common ancestor of Scaphopoda and Gastropoda. Label it “A” In the same tree, circle the clade that includes Bivalvia and Cephalopoda. Label it “B”.

organisms from any of the major phyla listed below. You are required to select your organisms from four different phyla. You cannot use the same phylum twice. Give the taxonomic structure for each organism you chose Describe the environment where it is found the organism endangered , protected or otherwise in danger of extinction Provide one way your organism can be protected from extinction Phyla Porifera Cnidaria Platyhelminthe Mollusca Annelida Echinoderms Rotifera chordata nematoda