Classification Study Guide – Answer Key 1. Organisms 2 and 4 are most alike because they are in the same family. 2. Organisms 1 and 2 are both butterflies and they are both insects. They are also in the same order, Lepidoptera but not in the same family or the same genus. 3. The golden eagle 4. The shark is in Class Chondrichthyes 5. 2a = bacteria 2b = archeabacteria 3a = protist 4a = plant 5a = animal 5b = fungi

Classification Study Guide – Answer Key 6. on the left = protist on the right = bacteria 7. Both are in the domain eukarya (have cells with a nucleus) and are multi- cellular. The kingdoms are plant and animal. 8. Species 9. The student was probably trying to sort out the Aves class (birds). 10. Organism W = animal Organism X = archaeabacteria or bacteria Organism Y = protist Organism Z = plant

For 11 I labeled the first column 1-10 and the 2nd one 11-20 11. Bacteria = 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 20 Protist = 2, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20 Fungi = 2, 4, 5, 8, 10, 12, 14, 15, 17, 19 Plant = 2, 5, 6, 7, 10, 12, 14, 15, 16, 17, 19, 20 Animal = 2, 5, 12, 15, 19, 20