Module 6: Veterbrates – Sharks, Rays and Skates

November 4, 2014 PowerPoint Honors Marine Biology Module 6 Vertebrates

Vertebrates are organisms have a backbone or a vertebral column. A backbone is a series of  integrated bone (or other hard substance) units that provides support for the body.  These skeletal elements enclose and protect the nerve cord, which is called the Spinal Cord.

Your quiz next week will be on the following shark facts:

  1. Sharks loose between 15 to 16 Thousand teeth during a lifetime.
  2. The 3 most dangerous sharks in the Gulf of Mexico: Great White, Tiger, Bull.
  3. The Great White grows to about 25 feet in length.
  4. The Bull can live in Salt and fresh water and grows to about 15 feet in length
  5. The Mako is the fastest shark in the world.
  6. The Dogfish shark is the longest living shark (80 – 100 years) and grows to 5 feet.
  7. The Guitar fish is the rarest species of shark.
  8. The four species of Hammerhead sharks: Bonnet, Scallop (page 132), Smooth, Shovel.  (Great Bonnet)
  9. The Remora is a fish that adheres to sharks.
  10. Sharks have a 6th sense that humans do not have:  an ability to pick up an electrical  impulse from objects/living things.
  11. Stingrays have barbs on their tails.  Have round flat teeth.
  12. Skates have no barbs on the tail.
  13. Be able to ID shark teeth.  See Figure 6.5 on page 133.
  14. By examining the rings in a shark’s vertebrae you can determine its age.
    Shark Vertebrae - note age rings

    Shark Vertebrae – note age rings


Homework:

  1.  Read Module 6 pages 129-136
  2. OYO Questions 6.1-6.5
  3. Study Guide  define:  a-e  2-12
  4. Finish up Experiment 6.A:  Shark Tooth ID
  5. Class Challenge:  The most colorful outfit !
  6. Quiz:  Shark Trivia Quiz

Have a good week! -Mrs. S

Could this be you?

Could this be you?

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