A. It Is Thought That Turbellarians Gave Rise to Cestodes and Trematodes

1. Through evolutionary time a. it is thought that turbellarians gave rise to cestodes and trematodes b. mollusks gave rise to sponges c. earthworms gave rise to nematodes d. parasites cannot reproduce e. birds gave rise to mammals

2. West Nile Virus a. is carried by mosquitoes b. can be controlled by washing your hands c. is transmitted by touching the feces of horses d. is not found in North America e. is caused by a nematode

3. These two groups of animals have complex life cycles: a. frogs and rodents b. rotifers and birds c. frogs and rotifers d. cestodes and bats e. primates and trematodes

4. Annelids a. are acoelomates b. are pseudocoelomates c. are not symmetrical d. are triploblastic e. have no mesoderm

5. Dengue fever a. is found primarily in the tropics b. is transmitted by mosquitoes c. may be increasing its range d. can infect humans e. all of the above

6. The most significant cause for the increasing loss of the earth’s biodiversity is a. pollution b. invasive species c. disease d. habitat destruction e. ozone depletion

7. Preserving the planet’s biodiversity a. will probably be a waste of time b. may result in discovering new medicines for people c. may provide new sources of food for humans

1 d. may preserve certain ecosystem services e. all but a

8. Regarding mollusks: a. some can learn to recognize objects b. some are highly predaceous creatures c. some are entirely herbivorous d. some are larger than humans e. all of the above

9. The structure used for excretion in pseudocoelomates is known as a a. rushlimbaugh b. kidney c. malpighian tubule d. gonopodium e. protonephridium

10.Larval amphibians and adult fish are alike in that a. both have complex life cycles b. members of both groups are entirely herbivorous c. both groups breath via gills d. both display bioluminescence e. both groups eventually turn into frogs

11.Ctenophores a. are radially symmetrical b. may be bioluminescent c. have ctenes d. none of the above e. a, b, and c

12.All birds a. Have at least some hair on their bodies b. have feathers c. have teeth d. eat seeds e. live in temperate zones

13.All mammals a. give birth to live young b. have teeth c. have hair d. display echolocation e. none of the above

2 14.George W. Bush is most closely related to a a. cockroach b. rotifer c. sponge d. tunicate e. earthworm

15.This is a mosquito-borne disease a. elephantiasis b. loa loa c. tularemia d. HIV-AIDS e. Pinworm

16.Fish a. all have gills b. are ectotherms c. all lay eggs d. have no chemical sensory structures e. cannot venture onto land

17.Amphibian population declines may be due to a. UVB radiation b. habitat destruction c. disease d. invasive species e. all of the above

18.Reptiles a. have an amniotic egg b. breathe via gills c. do not have scales d. went extinct in the Pleistocene e. none of the above

19.Complex life cycles a. are only found in coelomate animals b. are only found in pseudocoelomate animals c. evolved within several different taxonomic groups d. are only found in bilaterally symmetrical organisms e. are not displayed by any vertebrates

3 20.This group has the most species a. mammals b. birds c. fishes d. reptiles e. amphibians

21.At least some members of each of the following groups of animals can fly a. mollusks, arthropods, sponges b. cnidarians, arthropods, nematodes c. birds, mammals, reptiles d. insects, birds, mammals e. fish, birds, mammals

22.The opening of a newly developing embryo is known as a a. pseudocoelom b. hole c. tracheae d. blastopore e. nematomorph

23.If you were in southern Italy and you found an ectothermic, winged animal with a hard exoskeleton and jointed appendages that was very colorful it most likely a. would live in the ocean b. would be a morpholino c. would be a caecilian d. would have lots of body armor e. would be an arthropod

24.Chordates a. are found only in the marine environment b. have a post anal tail, pharyngeal gill slits, a notochord and a dorsal hollow nerve cord c. are primarily found in the terrestrial environment d. have no members that have an amniotic egg e. have no members that can reproduce sexually

25.These are ectotherms: a. birds and mammals b. fish and mammals c. reptiles and amphibians d. reptiles and birds e. fish and birds

4 26.These animals have bilaterally symmetrical larvae and radially symmetrical adults a. mammals b. fish c. pseudocoelmates d. sponges e. echinoderms

27.These are invertebrate chordates: a. cephalochordates and urochordates b. frogs c. hemichordates d. sponges e. fish

28.These are commonly known as cartilaginous fishes a. lungfish b. sharks and rays c. eels d. hagfish e. lampreys

29.Which of the following is not bilaterally symmetrical? a. frog b. salmon c. sponge d. trematode e. rotifer

30.Over evolutionary time animals may have colonized land because a. there were additional food sources to exploit b. to escape predators c. to escape competitors d. to move into new habitats e. all of the above

31.These are endothermic homeotherms: a. pigs and crows b. goldfish and cestodes c. snakes and frogs d. monkeys and sharks e. sea turtles and toads

5 32.Zoonotic diseases a. are found primarily in zoos b. found exclusively in (non-human) animals c. found in animals but can also infect humans d. found solely in marine organisms e. are usually transmitted by sailors

33.From the examples in class, you learned that hosts attempt to get rid of their parasites via the following behaviors: a. picking their noses b. inducing diarrhea c. consuming medicinal products d. a, b, and c e. just b and c

34.No members of this group are parasitic a. cestodes b. trematodes c. acanthocephalans d. mollusks e. nematodes

35.There are more species of these animals than in any of the other groups listed a. reptiles b. fishes c. arthropods d. annelids e. mollusks

36.This group has choancyctes (collar cells) a. mollusks b. fishes c. nematodes d. sponges e. bryozoans

37.Members of this group may have a radula a. amphibians b. birds c. mollusks d. mammals e. arthropods

6 38.If you found an animal in the desert that was bilaterally symmetrical, had lungs, did not have scales, had a three chambered heart and was ectothermic, it probably was a. a fish b. a bird c. a mammal d. a reptile e. an amphibian

39.Cnidarians a. Have nematocysts b. May have complex life cycles c. May be highly predaceous d. a and b e. a, b and c

40.Chemical cues are not a major method of communication in this group of animals: a. birds b. mammals c. fish d. insects e. mollusks

41.Insects a. are most common in and near oceans b. may be social and live in large colonies c. are radially symmetrical d. have well developed lateral lines e. cannot excrete nitrogenous wastes

42.These are adaptations for flying in birds a. fused bones, lack of teeth, feathers b. fused bones, many teeth, one functional ovary c. loss or fusion of all organ systems into one large visceral mass d. a mantle, a furlong, feathers e. many small hairlike structures

43.Ticks and mites (CREDIT IS GIVEN FOR A, B, C, OR D.) a. can transmit diseases b. are arthropods c. can live on humans d. all of the above e. all but b

7 44.Which one of the following animals is NOT a coelomate? a. nematode b. earthworm c. goldfish d. mosquito e. bat

45.Snakes are most closely related to a. eels b. seals c. turtles d. frogs e. salamanders

46.If you found an animal that had some small hairs around its mouth a. it probably can fly b. it probably lives in the ocean c. it is a mammal d. it might be a reptile e. b and c

47.These animals are extant a. dinosaurs b. coelocanths c. trilobites d. pterosaurs e. none of the above

48.These are ectoparasites: a. earthworms b. ticks c. tapeworms d. roundworms e. flukes

49.Which of the following is a TRUE statement a. all birds can fly b. all birds lay eggs c. no mammals lay eggs d. all frogs have scales e. dinosaurs were hunted to extinction by humans

8 50.Which of the following staments is false? (CREDIT IS GIVEN FOR C AND E) a. Henry Kissinger is a chordate b. Sea stars have a water vascular system c. Leeches do not feed on blood d. Brachiopods have a lophophore e. Primates do not have embryonic gill slits