Chapter 35: Deuterostomes
Practice Test with 100% correct
answers
Which of the following statements about deuterostomes is false? - answer
All deuterostomes exhibit radial symmetry in their bodies.
Which structure is not an innovation that occurred during vertebrate
diversification? - answer Exoskeleton
True or false? An organism that is radially symmetric has many well-
developed head regions. - answer False
Which characteristic distinguishes echinoderms from the other two
deuterostome lineages? - answer Their body plan
Which of the following statements about vertebrates is true? - answer
The development of an amniotic egg and internal fertilization allowed
vertebrates to reproduce away from water.
Which characteristics define a chordate? - answer The presence of four
specific morphological traits
Which structure can be used for feeding and gas exchange? - answer
Pharyngeal gill slit
Which statement about deuterostomes is correct? - answer
Deuterostomes share key features of embryonic development.
Which characteristic is common to all animals in the deuterostome
lineage? - answer All deuterostomes have a mesoderm-lined coelom.
Practice Test with 100% correct
answers
Which of the following statements about deuterostomes is false? - answer
All deuterostomes exhibit radial symmetry in their bodies.
Which structure is not an innovation that occurred during vertebrate
diversification? - answer Exoskeleton
True or false? An organism that is radially symmetric has many well-
developed head regions. - answer False
Which characteristic distinguishes echinoderms from the other two
deuterostome lineages? - answer Their body plan
Which of the following statements about vertebrates is true? - answer
The development of an amniotic egg and internal fertilization allowed
vertebrates to reproduce away from water.
Which characteristics define a chordate? - answer The presence of four
specific morphological traits
Which structure can be used for feeding and gas exchange? - answer
Pharyngeal gill slit
Which statement about deuterostomes is correct? - answer
Deuterostomes share key features of embryonic development.
Which characteristic is common to all animals in the deuterostome
lineage? - answer All deuterostomes have a mesoderm-lined coelom.
