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Question 1: What is the largest Phylum in the Animal Kingdom Answer: A (Arthropoda) |
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Question 2: What class do amphipods belong to? Answer: C (Crustacea) |
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Question 3: What group of arthropods dicussed in this web site is known for its extensive fossil record? Answer: A (Ostracods) |
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Question 4: What group is also known as the "sand fleas"? Answer: C (Amphipods) |
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Question 5: Which group is characterized by a single, centrally located eye? Answer: B (Copepods) |
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Question 6: Which group is MOST closely related to lobsters (Order Decapoda)? Answer: C (Amphipods) |
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Question 7: Which group is also known as the "water fleas"? Answer: D (Cladocera) |
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Question 8: In this group, the females carry the eggs in a marsupium (sac) until they hatch. Answer: C (Amphipods) |
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Question 9: These organisms lack gills and appendages on their abdomens. Answer: B (Copepods) |
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Question 10: Which group is unique because the body trunk bears, at most, two pairs of appendages? (HINT: it has a bivalve shell) Answer: A (Ostracods) |
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Questions 11-14: Match the picture with its order or class. Answer: the answers from left to right are copepod, cladoceran, ostracod and amphipod |
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Question 15: True or False: Amphipods play an important role in ecosystems. Answer: C (True: they make up a large part of the organisms known as 'zooplankton' and are the main source of food for many different organisms) |
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Question 16: True or False: It is possible to collect an organism from all four groups in Knox County for your collection.. Answer: D (True: although many of the organisms occur only in salt water, there are freshwater representatives from all four groups and most are quite common in the rivers, streams or lakes) |