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- All chordates have a _______ as embryos. a. backbone b. jaws c. notochord d. kidneysA divergence from ________ gave rise to tetrapods. a. ray-finned fishes c. cartilaginous fishes b. lizards d. lobe-finned fishesMatch the organisms with the appropriate description. ___ tunicates a. pouched mammals ___ fishes b. invertebrate chordates ___ amphibians c. feathered amniotes ___ primates d. egg-laying mammals ___ birds e. oldest vertebrate lineage ___ monotremes f. have grasping hands with nails ___ marsupials g. first land tetrapods ___ placental mammals h. most diverse mammal lineage
- Figure 15.3 Which of the following statements is false? a. Eumetazoa have specialized tissues and Parazoa do not. b. Both acoelomates and pseudocoelomates have a body cavity. c. Chordates are more closely related to echinoderms than to rotifers according to the figure. d. Some animals have radial symmetry, and some animals have bilateral symmetry.Which of the following are tetrapods? Group of answer choices A, B, C, and D B, C, D, and E D) mammals E) birds C) reptiles B) amphibians B, C, and D A) fishWhich of the following animals show the characteristics required to be a chordate? A. Tunicates such as Mogula sp. B. Lancelets such as Branchiostoma sp. C. Vertebrates such as lithobates/Rana sp. D. A and B only E. A,B, and C only
- Amphibians live on land but are still restricted to living in areas with water, unlike reptiles and mammals. Which key adaptation to living on land, do amphibians lack, that keep them living near water? Group of answer choices Four limbs Lungs Amniotic eggs JawsWhich of the following group of animals belongs to the same taxon? a.Obelia, Physalia, Sycon b.Sea pen, Sea fan, Sea urchin c.Nereis, Felis and Macropus d.Dogfish, Sawfish and Sting rayWhich of the following is not a character/structure seen in amphibians? -scales -post-anal tail -vertebral column/backbone -lungs -tympanic membrane/eardrum
- Hagfish, lampreys, sharks, and tuna are all chordates that can also be classified into which group? a. Craniates b. Vertebrates c. Cartilaginous fish d. CephalocordataWhich of the following is NOT a tetrapod? Group of answer choices Lungfish Snake Legless lizard Chicken HumanWhich of these is not a feature of amphibians?a. dry skin that resists desiccationb. metamorphosis from a swimming form to a land formc. small lungs and a supplemental means of gas exchanged. reproduction in the watere. a single ventricle