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Chapter 24 Fish Test Review
1. Label the internal and external features of a perch.
2. Be able to identify the internal and external features of a dogfish shark.
3. Identify the four classes of fish. Give the characteristics of each. Which fish fall into each class?
4. Describe the history of fish in terms of living in freshwater and marine habitats.
5. Explain the differences in how sharks and bony fish approach, or maintain, buoyancy. Be sure to describe the roles of
the liver (and squalene) for the shark and the swim bladder for the bony fish.
6. T/F Tuna are a bony fish that have a swim bladder?
7. Why is the move to the swim bladder an important evolutionary step for fish?
8. What is the name of the duct that connects the swim bladder to the esophagus?
9.
Describe how the following sensory mechanisms help a fish to identify predators, and prey, around them: Ampulla
of Lorenzini, Weberian ossicles, neuromasts, and the lateral line.
10. Compare the two chambered heart of a fish to the four chambered heart of a mammal.
11. Describe the blood through the body of a fish. What are the parts, what areas are high in oxygen, and what areas are
depleted in oxygen?
12. What are the four main characteristics of the phylum Chordata? Are fish chordates?
13. What are the two main groupings of fish? What two types does bony fish separate into? What are the examples of
the two types of bony fish?
14. Compare the feeding adaptations of jawless fish and bony fish.
15. Draw, label, and describe the function of the following in a fish: gill arch, gill raker, and gill filaments.
16. Describe what is meant by “countercurrent flow” as it applies to fish gills.
17. T/F In fishes with gills, oxygen-rich water enters through the opening of the pharynx and leaves through the mouth.
18. Compare and contrast a lamprey and hagfish. What super class do they belong to?
19. Explain how a hagfish protects themselves from predatory fish. (Watch a video on hagfish slime if you haven’t
already watched one!)
20. Describe the life cycle of a sea lamprey and the damage it is doing to the Great Lakes.
21. What is the largest shark? What is the fiercest shark? Why are sharks so well equipped for their predatory lifestyle?
What is their skeleton made of? What are their scales made of?
22. What is the function of the spleen in the shark?
23. Compare and contrast the different forms of reproduction styles (oviparous, ovoviviparous, and viviparous) and
explain who makes use of each.
24. What are the “W” shaped zigzagged muscles that are found in perch?
25. Explain the locomotion of fish (mucus, movement, etc.).
26. What is the difference between the shape of tails in terms of heterocercal and homocercal. Who has each?
27. How do marine fish regulate their osmotic issues in comparison to freshwater fish? How does the rectal gland play a
part in this?
28. From the lab: name the lining of the coelom and the coverings of the organs.
29. What are the 8 basic parts of fish? What do they do?