Lab6 - Christina Abbatangelo 0102 Ochuko J Etuke Student TA\/Lab Section LAB 6 ANIMAL DIVERSITY LAB WORKSHEET This worksheet will guide you through

Lab6 - Christina Abbatangelo 0102 Ochuko J Etuke...

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BIO153 Summer 2020 – LAB 6 ANIMAL DIVERSITY WORKSHEET Page 1 of 5 Student : ______________________________________________ TA/Lab Section: _______________________________________ LAB 6: ANIMAL DIVERSITY LAB WORKSHEET This worksheet will guide you through today’s activities (111 marks). ACTIVITY 6.1: PHYLUM PORIFER 1.Open theAnimal Supplementary Materialfile toSlide 1 Activity 6.1.Examinethe prepared slide ofthe calcareous sponge specimenGrantiasp.Identify the following structures. As an example, number1 (Central cavity) has already been completed (2 marks): 1.Watch the videoHydra: Stretchy, Speedy, & Probably Immortaland answer the following questions(4 marks):a)In this video, where was the green hydra riding a snail found?b)Describe one of the two functions of nematocysts mentioned in the video. c)How does undigested food exit the hydra?d)What happens if you cut a hydra in two? 2.Open theAnimal Supplementary Materialfile toSlide 2 Activity 6.2.Examine the prepared slide ofthe longitudinal section ofHydra.Identify the following structures(5 marks):a)Epidermis __________ ACTIVITY 6.3: PHYLUM PLATYHELMINTHES1.Watch the two short videos of livePlanariaPlanaria Video 1andPlanaria Video 2.Answer thefollowing questions(3 marks):a)Is there a definite "head" end?b)What type of symmetry do you see?c)What happens to the animal's shape when it contracts? 2.Open theAnimal Supplementary Materialfile toSlide 3 Activity 6.3. Examine the prepared slide of across section ofPlanaria.Identify the following structures(5 marks):a)Epidermis __________b)Parenchyma __________c)Pharyngeal cavity __________d)Pharynx __________e)Gastrodermis __________ Ochuko J. Etuke Christina Abbatangelo 0102 4 2315 1 5 2 3 4
BIO153 Summer 2020 – LAB 6 ANIMAL DIVERSITY WORKSHEET Page 2 of 5 ACTIVITY 6.4: COMPLETE ANIMAL DIVERSITY Part I CHARACTER TABLE 1 Table 1 – Animals Part I Character Table (14 marks) Key Characters Phylum and Representative Organism Porifera: Sponge Cnidaria: Hydra Platyhelminthes: Planaria Tissue Organization (e.g., cellular, diploblastic, triploblastic) Type of Symmetry (asymmetric, radial or bilaterally symmetric) Type of Body Cavity (sac-like, acoelomate, pseudo- coelomate or coelomate) Cephalization (Yes or No) Nervous System (Yes or No) Type of Support Structures (None, hydrostatic skeleton or specialized cells) Locomotion (sessile, motile or both) ACTIVITY 6.5: PHYLUM MOLLUSCA, CLASS BIVALVIA

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