PPT-Phylum Porifera Invertebrates

Phylum Porifera Invertebrates There are 2 Types of animals Vertebrates Animals with backbones Invertebrates Animals without backbones About 97 of all animal species are inverts Kingdom. Alycia. Reynolds Lackey . & Kate Steensma. etc.usf.edu. in·ver·te·brate. . /. inˈvərtəbrit. /. Noun:. an animal lacking both a skull and a backbone such as an arthropod, mollusk, annelid, etc.. Group 36: Jessica Penney, . Tonika. Levy, And Kristen Young. Porifera. Sponge. Evolutionary History. Previously assigned to a separate subkingdom, . Parazoa. Closest single-celled relatives are thought to be . PORIFERA. CNIDARIANS. Representative. Sponge. Jellyfish. Habitat. Marine. and some freshwater. Marine. and some freshwater. Body. Plan. Asymetrical. Radial . Symetry. Reproduction. Asexual-budding. When Carl Linnaeus first created his method for organizing animals, he had just two families of invertebrates:. . Insecta. (insects) and . Vermes. (worms).. Since that time, scientists have found more invertebrates and have created more classifications. We will talk about six . Invertebrate- have no backbone. Sponges and stinging animals:. Sponges belong to the phylum . Porifera. Classified by the way they eat- . P. orifera. -. filter feeders. Stinging animals- belong the phylum- . Review. At first, limit your learning to the features that are . unique. to a group and/or groups that “. invented. ” features or had “. firsts. .”. Use the characteristics given to name the group.. Q. What are invertebrates? Give examples.. A: Animals without backbones are called invertebrates. Ex jellyfish, spider and crabs don’t have back bones.. Q . How many kind of invertebrates are there on the earth?. (pore bearers). pages 664 to 667. Sponges. YouTube - The wonderful world of the sea sponges- The Abyss- BBc Wildlife. Sponges. Scuba sponge. Glass sponge. Variety. Unidentified sponge. Phylum Porifera. More species (200,000 ) than any other animal phylum except Arthropoda. Soft body – often protected by CaCO. 3. shell. Unsegmented, typically bilaterally symmetrical. I. Phylum Mollusca. ©2004 Amanda Demopoulos. Porifera,Cnidarians,Rotifera. By: Amin Syed and Marwa Saleh. PORIFERA- THE SPONGES. Sponges lack . symmetry but very few small sponges are radially . symmetrical. Poriferas . are multicellular which means that their cells are specialized for different functions of the . a.k.a. “Pore bearers,” or sponges. http://www.southerncrafter.com/Bath Puff Sponges Assorted.gif. http://www.southerncrafter.com/Bath Puff Sponges Assorted.gif. Campbell, Neil A., and Jane B. Reece. . ). (8,761 known species). General Description: . Simplest animals, multicellular. No organs or body systems. Skeleton composed of spongin (soft) and spicules (hard). Symmetry: . Asymmetrical. Feeding: . Topic: Invertebrates Definition and Characteristics. B.Ed. (. Hons. ) Secondary. Semester IV. Subject: Biology IV(minor). Course Title: Invertebrates Diversity. Represented By: Ms Sidra . Younis. Department of Education(Planning and Development). Acoelomate Invertebrates, Exercise 7. While developing, most animals have the following 3 embryonic tissues:. Endoderm. Mesoderm. Ectoderm. Sponges have no true tissues – . Parazoans. All other animals have true tissues – .