PPT-Mollusks 8 th Grade Biology

Characteristics of Mollusks Mollusks are invertebrates with soft unsegmented bodies that are often protected by a hard outer shell They also have a thin layer of tissue called a mantle that covers its internal organs. Please refe r to the 201415 Test Administration M anual for requirements and instructions For more information contact your Regional ESD Partner The High School grade of accountability is 11 th grade Although not required 12 th graders may also tes Facts & . Achievements. "Biochemistry brings molecular science to life". . 1. 2. Introduction. Education and Research – organizational . structure. Educational offer. National . and international visibility. Welcome to Discovery Education Player. Characteristics of flatworms. Soft, flattened worms with tissues and internal organ system. Simplest animals to have three embryonic germ layers. Bilateral symmetry . Bell Ringer…. Are 2/3 and 6/12 proportional?. No; 6/12 = 1/2 ≠ 2/3. Are 2/3 and 10/15 proportional?. Yes; 2/3 = (2*5)/(3*5) = 10/15. Are 2/3 and 4/9 proportional?. No; both are simplified. Proportional Shapes. Lesson 3: How do we classify invertebrates?. Opening Activity. ·. Open Science textbook to page 18.. ·Open Science Workbook to page 5A to review home learning.. ·Open Science folder to review vocabulary words and outline for the chapter.. Prepared by : Nada H. Lubbad. Introduction. :. Soft bodied animals.. - . name from Latin word “ mollus” meaning soft.. The second largest phylum.. The scientific study of Mollusks is . . Over 50,000 species. Coelomate. , . Protostomes. , Bilaterally symmetrical. Mostly marine, although some live in fresh water or land.. Generally soft-bodied with a hard shell. However, squid & octopi have internalized, reduced or lost their shells.. It is an exciting time for Biology. The human genome is known. Gene therapy and gene editing are curing genetic diseases . Stem cells are creating organs and cells. Biodiversity needs to be maintained. . Agenda: 8/27/12. Registration. Student Info Sheets / Safety Contracts. Distribute Books. HW – Student Survey. AP Biology. Class Expectations found on . Durango . Website . http://www.durangohighschool.net. Phylum Mollusca. Includes . snails and slugs, oysters and clams, and octopuses and squids. .. Bivalves. Nautilus. Soft-bodied. invertebrate. Covered with protective . mantle. that may or may not form a hard, . PHYLUM MOLLUSCA. ___________________________________are . all mollusk. . There is a wide variety of animals in this phylum—from the . slug. that moves very slow to the . squid. who is jet-propelled. . . Balantidium. . coli. o. nly Ciliate . known to be pathogenic to humans. . t. he . largest protozoan parasite of humans. . p. rimarily . a parasite of pigs, with strains adapted to various other . Dr. . Kadhim. . H.Zwain. Dr. . Afrah. Fahad & Dr Thana . Noor . Mustansiriyah University. Collage of Science. Biology department \ Microbiology. Morning and Evening studies . Bioremediation. Prepare for your AP Biology exam with confidence using these expertly crafted questions and answers. Dive into key topics and gain insights into effective study strategies.