Name: Period: Ch 11 Study Guide - Marine Vertebrates 1. Lamprey are marine fish, what is their main characteristic? 2. What is the class for bony fish? 3. What is the class for cartilaginous fish? 4. What is the system of tiny sensory pits sensitive to changes in water pressure in marine fish? 5. What is the sensory system used for electroreception in marine fish?

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Q: Give the differences lancelet and lamprey with respect tp Body cavity?

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Q: Name 2 ways the sea star is able to sense their environment.

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Q: Does other factors (besides temperature) affect the rate of a fish?

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A: Introduction Stellar sea lion also known as northern see ion. It is the largest of  eared seals.

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Q: Compare the circulatory, excretory and nervous systems of Annelids, Mollusk, and Arthropods

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Classification of Marine Organisms

Classification is a way of categorizing organisms that enables an easy process of identification of such organisms. All living things are classified by grouping them under specific categories. The grouping is done based on the close relativeness of the organisms. The classification tool requires knowledge of characteristics, differences, and similarities between different organisms.