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Chapter 35: Deuterostomes Practice Test Quiz
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Multiple Choice Questions
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Which structure represents a key innovation that arose during vertebrate diversification?
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Amniotic egg
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Exoskeleton
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Pharyngeal gill slit
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Tail and cranium
Which characteristic is common to all animals in the deuterostome lineage?
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Deuterostomes share key features of embryonic development.
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All deuterostomes have a mesoderm-lined coelom.
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All deuterostomes exhibit radial symmetry in their bodies.
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The presence of four specific morphological traits
Which of the following statements about reptiles is true?
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The expression patterns of regulatory developmental proteins have given information about the evolution of the tetrapod limb.
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Reptile skin is made watertight by a layer of scales made of keratin.
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All deuterostomes exhibit radial symmetry in their bodies.
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The bone in early vertebrates formed a protective exoskeleton.
Which of the following deuterostomes is most likely to be found in nature?
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An ectotherm that has a swim bladder and protrusible jaws and carries out external fertilization
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All deuterostomes exhibit radial symmetry in their bodies.
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The development of an amniotic egg and internal fertilization allowed vertebrates to reproduce away from water.
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The bone in early vertebrates formed a protective exoskeleton.
Which two features are possessed by all vertebrates at some point in their life?
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Tail and cranium
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Amniotic egg
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Pharyngeal gill slit
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Exoskeleton
Which statement about deuterostomes is correct?
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Deuterostomes share key features of embryonic development.
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All deuterostomes have a mesoderm-lined coelom.
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All deuterostomes exhibit radial symmetry in their bodies.
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The presence of four specific morphological traits
How do viviparity and the placenta affect mammalian reproduction?
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Marsupial young spend more time developing outside the mother's body than inside.
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Placental mammals produce small numbers of large offspring.
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All deuterostomes have a mesoderm-lined coelom.
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All deuterostomes exhibit radial symmetry in their bodies.
Which of the following statements about bone found in early vertebrates is correct?
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All deuterostomes exhibit radial symmetry in their bodies.
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The bone in early vertebrates formed a protective exoskeleton.
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Reptile skin is made watertight by a layer of scales made of keratin.
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The development of an amniotic egg and internal fertilization allowed vertebrates to reproduce away from water.
An owner of a small zoo houses a lemur, some gibbons, and two chimpanzees. What behavior or trait would zoo visitors likely see exhibited by all of these animals as well as by the zookeeper?
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The allantois contains nitrogenous waste.
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Presence of a notochord
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Socializing with peers
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Tail and cranium
Which of the following statements best represents evidence supporting the leading hypothesis regarding the evolution of jaws in vertebrates?
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Reptile skin is made watertight by a layer of scales made of keratin.
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The bone in early vertebrates formed a protective exoskeleton.
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Both jaws and gill supports are derived from the same type of specialized embryonic cells.
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An ectotherm that has a swim bladder and protrusible jaws and carries out external fertilization
Amniotic eggs have four membranes. Which membrane is correctly matched with its function?
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The bone in early vertebrates formed a protective exoskeleton.
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All deuterostomes have a mesoderm-lined coelom.
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The presence of four specific morphological traits
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The allantois contains nitrogenous waste.
Which of the following statements about deuterostomes is false?
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All deuterostomes have a mesoderm-lined coelom.
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An ectotherm that has a swim bladder and protrusible jaws and carries out external fertilization
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The development of an amniotic egg and internal fertilization allowed vertebrates to reproduce away from water.
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All deuterostomes exhibit radial symmetry in their bodies.
Which of the following statements is a component of the out-of-Africa hypothesis?
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The development of an amniotic egg and internal fertilization allowed vertebrates to reproduce away from water.
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The expression patterns of regulatory developmental proteins have given information about the evolution of the tetrapod limb.
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The bone in early vertebrates formed a protective exoskeleton.
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The first Homo sapiens fossils appear in East African rocks from 195,000 years ago. Homo sapiens fossils are found throughout Europe, Asia, Africa, and Australia in rocks dated between 60,000 and 30,000 years ago.
Which vertebrates lack jaws?
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Lampreys
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Amniotic egg
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Deuterostomes share key features of embryonic development.
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Exoskeleton
Which of the following statements about tetrapod limbs is true?
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The development of an amniotic egg and internal fertilization allowed vertebrates to reproduce away from water.
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The first Homo sapiens fossils appear in East African rocks from 195,000 years ago. Homo sapiens fossils are found throughout Europe, Asia, Africa, and Australia in rocks dated between 60,000 and 30,000 years ago.
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All deuterostomes exhibit radial symmetry in their bodies.
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The expression patterns of regulatory developmental proteins have given information about the evolution of the tetrapod limb.
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