Name: For this assignment, use the Chapter about Fish that is found on my website, NOT YOUR BOOK. 1. Lampreys and hagfish lack (1) and instead, have many rows of (2) 2. 3. The lamprey is a problem because it is a (3) on fish in the Great Lakes. 4-6. What are three things currently being done to control the lamprey problem in the Great Lakes region? (refer to the reading on my website) A. B. C. (In addition to your text pg. 784-785, see Eyewitness: Fish, pages 56-61 for #7 through #10) 7. Sharks, rays and skates have skeletons composed of (7) 8. Sharks replace their (8) throughout their life; up to several thousand. 9. The sense of (9) is particularly well developed in the shark and can lead them to prey over large distances. 10. The (10) is an ancient fish that was thought to have been extinct until it was rediscovered by Mary Latimer. See Eyewitness Fish page 13. It is thought that the fleshy lobes of fish such as these led to sturdier limbs. For this reason, lobe finned fish are believed to share an ancestor with (fill in the blank).. a p i i n. Hint: Refer to Eyewitness Fish, pgs. 8 & 9 to answer #11-12 11. The respiratory organs of the bony fishes are called (11). 12. The surface area for absorbing oxygen is greatly increased by (12). 13. A substance between scales which lubricates the fish s body and also protects it skin from bacterial infections. (see Eyewitness Fish pg.6) 14. The (14) is a shield that covers the gills on each side of the head. (Eyewitness Fish pg.6) 15. Specialized cells called (15) provide pigments in the fishes (skin). Recall this vocabulary term from the Mollusk unit. Refer to Eyewitness Fish, pgs. 16 & 17 for a sample of color range.
16. Fish are able to maneuver through the water through the use of (16) which may be single or in pairs. 17. The row of pitted scales that extends from the head to the tail is the (17). (see pg. 783) 18. Explain the function of the structure listed in #17? (refer to the top of page 7 in Eyewitness: Fish for a detailed explanation with a good diagram) (3 points) 19. Excretory organs (those that remove wastes), such as the (19) and (20) help the organism 20. maintain a stable level of salt and water in the blood. This stable state of biological 21. balance is known as (21). (See page 782.) 22. Chemoreception (pg.783), describes the heightened senses of (22) and (23) in fish. 23. 24. The (24) is a structure used to regulate the buoyancy of a fish. (see page 787) 25. 28. You have probably heard of animals being referred to as warm or cold blooded. These descriptions are misleading. The correct terminology is endothermic (warm blooded) and ectothermic (cold blooded). Using the glossary of you text book. Define each in the space below. (4 points) Endothermic Ectothermic- 29. 34. After reading about the circulatory system of the fish, use the word bank below to identify the structures in the figure below. veins conus arteriosis artery atrium sinus venosus ventricle
35.-39. Fish are the first animal to have a brain that is similar to our own, with specific parts doing specific things. Match the part of the fish s nervous system with its function. See page 792. optic lobes olfactory lobes cerebellum medulla oblongata spinal chord A. controls the activity of internal organs B. these carry nerve impulses to, and from the brain C. these lobes are associated with interpreting odors D. coordinates the movement of muscles and helps with balance E. receives impulses form the eyes 40. Animals with backbones are called (A) molluscs (B) invertebrates (C) vertebrates (D) mammals 41. An example of a jawless fish is a (A) shark (B) ray (C) bass (D) lamprey 43. The lateral line of fish is linked with what sense? (A) touch (B) taste (C) sight (D) smell 44. The operculum of a fish (A) are special scales that cover the body (B) protects the gills (C) make mucus (D) provides color 45. Which word is not linked with the parts of a gill (see page 9 of the Eyewitness: Fish book)? (A) arch (B) filament (C) raker (D) scale 46. Which statement about fish is not true? (A) some can walk on land (B) they are endothermic (C) they breathe with gills (D) some have skeletons made of cartilage 47. Which part of the gill is acutally involved in the in the uptake of O2 from water passing over it? (see pg.791) (A) gill rakers (B) operculum (C) gill arches (D) gill filaments 48. The air / gas bladder is used (A) as a source of oxygen (B) as a float in that it allows the fish to vary its depth in water (C) to aerate the gills (D) all of these 49. Which fish does not have a skeleton made of bone? (A) carp (B) blue gill (C) stingray (D) perch
Select the term that does not belong and provide an explanation why it does not belong (2 pts.each) 50. (A) trout (B) shark (C) northern pike (D) perch (E) salmon 51. (A) artery (B) vein (C) stomach (D) vein (E) heart 52. (A) dorsal (B) anal (C) pectoral (D) operculum (E) caudal 53. (A) olfactory lobes (B) cerebrum (C) liver (D) optic lobe (E) cerebellum 54. (A) scales (B) lateral line (C) chromatophores (D) heart (E) mucus After reading, What Do You Know About Sharks? (see website) answer the following in complete sentences. 55. Are all sharks dangerous to humans? Which are the most dangerous? (2 pts.) 56. List three things that interested you most from the article that you did not know before? (2 pts.) After reading Predators in Peril, (see website) answer the following using complete sentences. 57. What did the people fighting for sharks have in common? Do you think this is strange? Explain. (2 pts.) 58. What are three reasons sharks species are in trouble? (3 pts.) 59. Sharks are described as apex predators. What does this mean? How are apex predators important in food webs? (2 pts.)
After reading Skin Care, (see website) answer the following using complete sentences. 60. Explain what Sharklet is and what is special about its design. (2 pts.) 61. What are two applications of Sharklet right now? (2 pts.) 62. What is the difficulty in getting Sharklet to work on ships to reduce biofilm? (2 pts.) 63. After reading Scientists hearts beat fast for toadfish s potential (see website), explain why scientists are interested in this animal. Provide TWO specific reasons. (4 pts.) After reading the handout Fascinating Fish Facts match the term on the right with its description on the left. 64. Bluehead wrasse A. Only endothermic fish, swimming at speed of 55 mph. 65. Koi Fish B. Can live up to 100 years 66. Desert fish and Arctic Cod C. Secretions are used as healing ointments 67. Catfish D. Can live in fresh water and salt water 68. Archerfish E. Can change its gender back and forth during its lifetime 69. Tuna F. Shoots streams of water at prey 70. Salmon G. Extremophiles (see a dictionary if you forgot this term)
Label the following external and internal features of the illustrated fish below. External Features A. G. B. C. D. H. I. J. E. K. F. L. Internal Features A. H. B. I. C. J. D. K. E. L. F. M. G.