Animal Features and Invertebrate Review
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Transcript of Animal Features and Invertebrate Review
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Animal Features and Invertebrate Review
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1. Each of the characteristic listed are animal features except:
a. Diploidyb. Heterotrophyc. Cells with cell wallsd. Multicellularity
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2. Diploidy means that organisms have
a. One copy of each chromosome.b. Two copies of each chromosomec. Three copies of each chromosomed. None of the above
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3. A benefit of the coelom is that
a. It aids in digestionb. It aids in movementc. It protects organs d. All of the abovee. None of the above
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4. Diploidy allows for
a. Multicellularityb. Diversityc. Mobilityd. Sexual reproduction
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5. The endoderm gives rise to the
a. Skin and sense organsb. Respiratory and digestive systemsc. Skeletons and musclesd. None of the above
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6. Symmetry where the body structures are oriented around a central axis is referred to as
a. Bilateral symmetryb. Asymmetryc. Radial symmetryd. None of the above
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7. The ectoderm gives rise to the
a. Skin and sense organsb. Respiratory and digestive systemsc. Skeletons and musclesd. None of the above
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8. The mesoderm gives rise to the
a. Skin and sense organsb. Respiratory and digestive systemsc. Skeletons and musclesd. None of the above
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9. The concentration of sensory organs in the anterior end of an organism is called
a. Muticellularityb. Segmentationc. Diploidyd. cephalization
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10.Most direct evidence of evolutionary relationships between animal species comes from comparing
a. Anatomyb. Weightc. DNAd. fossils
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Evolutionary Milestone
Name the group that corresponds to the following evolutionary milestones.
deuterostome
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• coelem
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• Pseudocoelom
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• Multicelluar - but no tissues
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• Jointed appendages
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• segmentation
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• True tissues
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• cephalization
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Representative Species
• Name the phylum that the following species belong to.
• Sea urchins, sand dollars, sea cucumbers
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• Tapeworms, flukes, planarians
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• Squid, snails, octopus
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• Sponges
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• Earthworms, leeches
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• Hookworm, roundworm, heartworm
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• Crab, spider, horsefly
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• Sea anemone, hydra, coral, jellyfish