1. A ____________ is a chordate but not a vertebrate.a. Lampreyb. Sharkc. Lanceletd. Sea star

2. Unlike other craniates, hagfish do not have __________.a. Vertebraeb. Pharyngeal slitsc. A notochordd. A muscular, post-anal tail

3. A lamprey, a shark, a lizard, and a rabbit share all of the following characteristics except __________.

a. Pharyngeal clefts in the embryob. Vertebraec. Hinged jawsd. A post-anal tail

4. A feature of bony fish not found in sharks is __________.a. Mineralized teethb. Pelvic and pectoral fins with bony supportsc. A swim bladderd. A lateral line system

5. Which of the following animals is an amphibian?a. Caecilianb. Frogc. Salamanderd. All of the abovee. None of the above

6. The adaptation that freed vertebrates from water for reproduction was:a. Operculumb. Placentac. Bony appendaged. Amniotic egg

7. All mammals _______________.a. Bear live youngb. Complete their embryonic development in the uterusc. Nourish their offspring through mammary glandsd. All of the above

8. The opossum is an example of a(n) __________ mammal.a. Marsupialb. Placentalc. Monotremed. Oviparouse. Eutherian

9. To which of the following phyla and classes do the tapeworms belong?a. Phylum Annelida, Class Oligochaetab. Phylum Nematoda, Class Cestoidea

c. Phylum Platyhelminthes, Class Cestoidead. Phylum Platyhelminthes, Class Turbellaria

10. Annelids __________.a. Include leeches, earthworms, and polychaete wormsb. Use their coeloms as hydrostatic skeletonsc. Have a mouth that is separate from the anusd. All of the above

11. During typical earthworm reproduction, _______________.a. Each individual fertilizes its own eggs with its own spermb. Fertilization takes place during copulation between males and

femalesc. Hermaphroditic individuals exchange spermd. Hermaphroditic individuals exchange eggs

12. In most insects, gas exchange is accomplished by _______________.a. Book lungsb. Gillsc. A tracheal systemd. Diffusion across the exoskeleton

13. Complete metamorphosis __________.a. Features a larval stage that looks different from the adultb. Is a feature in the life history of just a few insect speciesc. Is accompanied by a complete rearrangement of the genomed. Does not occur in wasps, bees, or ants

14. The water vascular system of a sea star functions in _______________.a. Movement of the tube feetb. Digestionc. Pumping water for swimming movementsd. Keeping all parts of the body moist at low tide

15. What feature is not shared between Annelids and Arachnids?a. Complete digestive systemsb. Closed circulatory systemc. Protostomesd. Bilateral Symmetry

16. What phylum does this organism belong to?

a. Molluscab. Hexapodac. Crustacead. Arthropoda

17. What order does this organism belong to?

a. Hemipterab. Coleopterac. Hymenopterad. Diptera

18. What phylum does this organism belong to?

a. Cheliceratab. Arachnidac. Crustacead. Arthropoda

19. To what class does this organism belong?

a. Turbellariab. Trematodac. Cestodad. Monogenea

20. To what phylum does this organism belong?

a. Urochordatab. Rotiferac. Ectoproctad. Platyhelminthes

21. What is the feathery structure at the top of this animal called?

a. Ciliab. Trochophorec. Filter feederd. Lophophore

22. What class of organism created this hole?

a. Cephalopodab. Molluscac. Gastropodad. Bivalvia

23. What phylum does this group belong to?

a. Annelidab. Pogonophorac. Oligochaetad. Polychaeta