a gills b. lunglike chambers e tracheas d mantles epedipalps Whech of the follow

Question

a gills b. lunglike chambers e tracheas d mantles epedipalps Whech of the following is NOT a chelicerate? a tick bmosquito c spider d horseshoe crab e scorpion 2 Egg-aying mammals a cannot feod their young wih malk 62 Some crustaceans ane c d are hairless are confined to South America. b. herbivores c predaors d. filter feeders e bear their young into penmanent pouches The first group to exhibit an amiotic egz was the C. all of these. .Aves. b. Amphibia c. Reptilia Immature forms of insects gencrally specializc in a cating and growing fast b. reproduction. c. caring for the adults d. dispersal d. Osteichthyes Mammalia. 4, Which of the following co-evolved with insects? a. flowering plants b. algae c parasites d. crustaccans e segmented worms Which of these is NOT a crustaccan? a copepod b horseshoe crab c pill bug d bamacle shrimp 75. Four of the five animals listed below are protostomes Select the exeeption a clam b. sea star 5. A water-vascular system is characteristic of the phylum a. Arthropoda b. Annelida. c. Chordata d. Mollusca c. Echinodermata d. tick e. roundwonm Which of the following statements is NOT true? a. All chordates have a sosochord b. All chordates have pharyngeal pouches or gill Four of the five animals listed below are relaiod Select the exception. b. sea acemone c sea urchin c. All chordates have a dorsal nerve cord d. All chordates are vertebrates. e. Chordates are found in all major types of e sea cucumber environments Land vernebrates evolved with which of the following organ systems to help maintain water balance? a. circulatory system b. thyroid a. Annelida d. liver e. mone of these c. Rotifena . Trilobites were members of this phylum 6i. The larval stage in this phylum has bilaicera 12. Vertebrates have which of the following yunctry, whereas the adalt stage exhibits radial 4 Although most members are enclosed by hardene C. This phylon has the grestest number of species a. endoskcleton b. vertebral column c well-developed organs d. larger brains e all of these hells, this phylum name literally mcans soht body

Explanation / Answer

62. (e)

63. (a)

64. (b)

65. (e)

66. (b)

67. (b)

68. (d)

69. (c)

70. (b)

71. (b)

72. (b)

73. (c)

74. (a)

75. (b)

76. (d)

77. (c)

78. (e)

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