ECOL 182R Exam 2 Questions With Correct Answers

ECOL 182R Exam 2 Questions With Correct
Answers


The most diverse protosomes phyla is - CORRECT ANSWER✔✔-Arthropoda
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Which of the following traits is not present in protosomes?
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- radial cleavage
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-coelomata
-bilaterally symmetry| |




-triplobastic - CORRECT ANSWER✔✔-Radial cleavage
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Which of the following traits is not present in the Lophotrochoza?
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-annelidae
-platyhelminthes
-Rotifera
-nematoda - CORRECT ANSWER✔✔-Nematoda
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Which phyla have adults that are radially symmetric, larvae that are bilaterally
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symmetric - CORRECT ANSWER✔✔-Echinoderm
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Which group of vertebrates have the most species? - CORRECT ANSWER✔✔-Ray
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finned fishes
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, Asteroidea are - CORRECT ANSWER✔✔-Sea stars and echinodermata
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Tunicates are - CORRECT ANSWER✔✔-Urochordates | | | |




Lobe fin fishes - CORRECT ANSWER✔✔-Includes the coelacanth and lungfish &
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we are common in diverse in the Devonian but not limited to just a few species
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The platypus - CORRECT ANSWER✔✔-Is a monotreme
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Reptilia - CORRECT ANSWER✔✔-Includes snakes and birds
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Which of the following features is not define phylum chordata ?
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-a notochord
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-a backbone
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- a muscular post - anal tail
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-pharyngeal gill slits - CORRECT ANSWER✔✔-A backbone | | | | | |




Which deuterostome phyla contains a water vascular system? - CORRECT
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ANSWER✔✔-Echinoderma


A Lanclet is - CORRECT ANSWER✔✔-A cephalochordate
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