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Arthropods Phylum: Arthropoda. CHARACTERISTICS Invertebrates External skeleton (exoskeleton) Segmented body Jointed appendages Bilateral symmetry Open circulatory system 1 way digestive system (food enters mouth and exits through anus Most reproduce sexually. CHARACTERISTICS.
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ArthropodsPhylum: Arthropoda CHARACTERISTICS Invertebrates External skeleton (exoskeleton) Segmented body Jointed appendages Bilateral symmetry Open circulatory system 1 way digestive system (food enters mouth and exits through anus Most reproduce sexually
4 Groups of Arthropods Shrimp Spider Beetle
Important Roles They Play Consumers – Some eat many plants Prey- Many animals eat them Decomposers- Some feed on tissue of dead organisms Pollen carriers- Some help plants to reproduce Disease carriers- Some spread infections and disease Biological control- Some are natural predators that eat pests