Complete each of the following tasks either in class, at lunch or at home. You will turn in this sheet and all the completed tasks on Thursday March 8 th at the beginning of class. That same day you will take a test on the information learned in this unit. Each person must complete their own work, no shared papers. They can be done in any order, unless otherwise noted.
________ 1. Create a Venn diagram that compares and contrasts Osteicthyes and Chondricthyes.
Within the diagram be sure to include all the characteristics of each of these classes.
Include the colored sheet comparing Sharks and Bony fish.
________2. Define the following vocab:
Heterocercal tail
Gill Arch
Placoid scale
Ray Fin
Spiracle
Opercular Chamber
Swim bladder operculum
Clasper
Lobe Fin
Rectal gland
Viviparous
Gnathostomes Hyoid arch mandibular arch Lateral line
Ampulae of Lorenzini
Cloaca
Yolk sac placenta
Ovoviviparous
Spiral Valve
Oviviparous
________3. Color coordinate your Shark anatomy packet. (you can skip the fish shark comparison)
________4. Watch the video “Inside Nature’s Giants The Great White Shark” on PBS. http://video.pbs.org/video/2192339379 Complete the worksheet that accompanies
this video. The link is on my web page.
________5. Watch the 3 video clips on Sharks, Skates and Rays. Answer the accompanying
questions. http://www.pbs.org/wnet/nature/lessons/long-live-the-sharks-and-
rays/video-segments/4953/ (Paste the link in the URL)
________6. Read the Article on “Sharks: warm or Cold blooded?” and small section in Zoology
book. Answer questions listed on back page of article.
________7. Read article on Skates and Rays. Answer accompanying questions.
________8. Complete the Shark Dissection and complete the written portion of the dissection after
finishing the dissection.