UNIT 8A MARINE SCIENCE: Lower Invertebrates

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1 UNIT 8A MARINE SCIENCE: Lower Invertebrates Essential Questions: What are the characteristics of the simple body structured organisms? Unit Objectives/I Can Statements: General Invertebrates 1. List taxa in order from most broad to most specific 2. Provide general characteristics for animals 3. Define invertebrates 4. Provide examples of marine invertebrates 5. Explain the types of symmetry found within invertebrates: asymmetrical, bilateral, and radial 6. Interpret a dichotomous key Porifera 7. Identify organisms that fall into phylum Porifera 8. Provide general characteristics of the phylum Porifera 9. Identify the symmetry of phylum Porifera. 10. Illustrate the anatomy of a sponge: osculum, ostia/pore, body wall, spicules, spongin, filter chamber, atrium, choanocytes/collar cells, flagella, collar, cell body, and amebocytes 11. Draw and explain the water movement through a sponge 12. Summarize the bodily processes of phylum Porifera: defense, feeding, movement, reproduction 13. State why sponges are considered simple animals Cnidaria 14. Identify organisms that fall into the phylum Cnidaria 15. Provide general characteristics of the phylum Cnidaria 16. Identify the symmetry of cnidarians 17. Explain, compare, and contrast the basic body forms of cnidarians. 18. Provide an example of an organism with each body form (medusa and polyp) 19. Identify the oral and aboral surface of a cnidarian 20. Summarize the bodily processes of cnidarians: defense, feeding, movement, reproduction 21. Explain how nematocysts work 22. Identify and describe organisms in each class: Hydrozoa, Scyphozoa, Cubozoa, and Anthozoa 23. Provide background information on phylum Ctenophora 24. Compare and contrast phylum Ctenophora with phylum Cnidaria Marine Worms 25. Identify organisms that fall into category of marine worms: phyla Platyhelminthes, Nemertea, Nematoda, Annelida, and Sipuncula 26. Provide general characteristics of the category of marine worms 27. Provide general characteristics of the phyla of marine worms: phyla Platyhelminthes, Nemertea, Nematoda, Annelida, and Sipuncula

2 UNIT 8A MARINE SCIENCE: Lower Invertebrates Date Unit Objectives/ Classwork Introduction to PSA Assignment Human Impact on Ocean and Land Examine Trash Lists PSA Assignment Completed PSA Commercial Finished PSA Commercial Presented Classification of Organisms Notes and Dichotomous Key Activity Intro to Sponge Notes Sponge stations, coloring, and microscope slide Finish stations and coloring, Shape of Life Porifera Cnidarian and Ctenophore Notes Cnidarian Webquest Finish Webquest and Shape of Life Cnidarians Simple and Complex Worm Notes Review for Quiz and Shape of Life Annelids Finish and Review for Quiz Quiz on Lower Invertebrates ***Schedule subject to change at the discretion of the Instructor. Homework Record all you throw away in 24 hours Notebooks due! End of Nine Weeks.

3 UNIT 8B MARINE SCIENCE: Higher Invertebrates Essential Questions: What are the characteristics of the complex body structured organism? Unit Objectives/I Can Statements: Mollusca 28. Identify organisms that fall into phylum Mollusca. 29. Identify organisms that fall into each class of phylum Mollusca: Gastropoda, Bivalvia, Cephalopoda 30. Identify the symmetry of mollusks 31. Provide general characteristics of the phylum Mollusca 32. Summarize general characteristics of each class of phylum Mollusca: Gastropoda, Bivalvia, Cephalopoda Arthropoda 33. Identify organisms that fall into the phylum Arthropoda 34. Provide general characteristics of the phylum Arthropoda 35. Identify the symmetry of an arthropod. 36. Summarize the bodily processes of arthropods: circulatory, nervous, digestive, reproduction, movement, respiratory, defense 37. Identify male and female arthropods 38. Draw and label the anatomical structures of a lobster: uropods, abdomen, swimmerets, antenna, chelipeds, eye, head, cephalothorax, thorax, walking legs 39. Describe the different types of movement of arthropods: crawl, sessile, swim 40. Describe molting and elaborate on the importance of molting Echinodermata 41. Identify organisms that fall into the phylum Echinodermata 42. Provide general characteristics of the phylum Echinodermata 43. Identify the symmetry of echinoderms 44. Identify organisms that fall into class of echinoderms: Asteroidea, Ophiuroidea, Echinoidea, Holothuroidea, Crinozoa 45. Summarize general characteristics of each class of echinoderm: Asteroidea, Ophiuroidea, Echinoidea, Holothuroidea, Crinozoa 46. Summarize the bodily processes of echinoderms: reproduction, regeneration, feeding, movement, respiratory, nervous, defense 47. Summarize the water vascular system Invertebrate Practical I Can Statements: I. Identify and label the anatomical structures of bivalves: dorsal, ventral, posterior, anterior, umbo, hinge ligament, shell/valve, growth rings, incurrent siphon, excurrent siphon, mantle, anterior adductor scar, posterior adductor scar, anterior adductor muscle, posterior adductor muscle, visceral mass, heart, gills, foot, mouth, labial palps II. Provide the function of the anatomical structures of bivalves: umbo, hinge ligament, shell/valve, growth rings, incurrent siphon, excurrent siphon, mantle, anterior adductor scar, posterior adductor scar, anterior adductor muscle, posterior adductor muscle, visceral mass, heart, gills, foot, mouth, labial palps III. Identify and label the anatomical structures of a squid: lateral fins, mantle, eye, tentacles, suckers, arms, head, neck, funnel/siphon, mouth, beak, chromatophore, esophagus, testis, pen, gill, funnel retractor muscles, cecum, systemic heart, branchial/gill heart, visceral mass, ink sac, ovary/eggs, nidamental gland, anterior, dorsal, ventral, posterior

4 IV. Provide the function of the anatomical structures of a squid: lateral fins, mantle, eye, tentacles, suckers, arms, funnel/siphon, mouth, beak, chromatophore, esophagus, testis, pen, gill, funnel retractor muscles, cecum, systemic heart, branchial/gill heart, visceral mass, ink sac, ovary/eggs, nidamental gland V. Compare and contrast structures of the squid and clam. VI. Identify a male and female squid VII. Identify anatomical structures of a seastar: aboral surface, arm/ray, madreporite, stone canal, mouth, ambulacral groove, digestive gland/pyloric ceca, gonad, oral surface, ring canal, radial canal, ampulla, tube feet, central disc, spines, stomach (pyloric and cardiac), ambulacral ridge/ossicle, pedicellarie VIII. Provide the function of the anatomical structures of a seastar: arm/ray, mouth, ambulacral groove, madreporite, digestive gland/pyloric ceca, gonad, oral surface, tube feet, spines, stomach (pyloric and cardiac), ambulacral ridge/ossicle, pedicellarie UNIT 8B MARINE SCIENCE: Higher Invertebrates Date Unit Objectives/ Classwork Intro to Mollusks Notes Mollusk Packet- Clam and Dissection Prep Shape of Life Mollusks I-II Clam Dissection Finish Packet- Study for Practical I-III, V Clam Practice Practical Mollusk Packet- Squid Homework Notebook Due IIII-VI Squid Dissection Arthropod Notes Work on Arthropod Packet- Crayfish and Dissection Prep Shape of Life Arthropod Arthropod Dissection Mollusk Dissection Packets Due! Echinoderm Notes Echinoderm Packet- Seastar and Dissection Prep Shape of Life Echinoderms Quiz Arthropod Dissection Packets Due! VII-VIII Echinoderm Dissection- Seastar Compete Dissection Packet Review for Test ; I-VIII Unit Test Review for Lab Practical Review for Lab Practical Seastar Dissection Packet due! I-VIII Review for Practical I-VIII Lab Practical ***Schedule subject to change at the discretion of the Instructor.

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