Classification

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Across
  1. 2. Male part of a flower
  2. 4. Green substance in plants
  3. 7. Arthropods with 6 legs, 3 body parts
  4. 8. Grouping living organisms by how they are alike
  5. 9. Most numerous mammals, gnawing teeth
  6. 10. Feathers, 2 wings, beak, lungs
  7. 13. Organisms that make food from sunlight energy
  8. 16. Soft-bodied invertebrates, with or without shells (clams, squid)
  9. 17. Fur/hair, external ears, lungs, mother’s milk
  10. 21. Organisms that eat food for energy
  11. 23. Animals without backbones
  12. 24. Animals with backbones
  13. 28. Arthropods with 10 legs
  14. 30. Trees with broad flat leaves, seeds form in flowers
  15. 31. Food for the baby plant a see
  16. 33. Invertebrates with jointed-legs, exoskeleton, 4 main groups
  17. 34. Swim with fins & vertical tails, scales, gills
  18. 35. Spiny-skinned invertebrates, radial symmetry, regeneration (sea star)
  19. 37. Making food in plants
Down
  1. 1. Male part of the seed in a flower
  2. 3. Mammal born in a pouch
  3. 4. Trees with needle-like leaves, seed form in cones
  4. 5. Cold-blooded: fish, amphibians, reptiles
  5. 6. Wing-footed mammals: flippers, not legs
  6. 11. Arthropods with 8 legs
  7. 12. Tubes, plants with tubes to carry nutrients
  8. 13. Mammals most like humans
  9. 14. Plant part with bright petals, where the seeds form
  10. 15. Undergo metamorphosis, gills to lungs, moist skin
  11. 18. Plants that don’t grow from seeds grow from these
  12. 19. Female part of a flower
  13. 20. Nutrient found in grain foods: cereal, bread, pasta
  14. 22. Flower part of the pistil where seeds form; ripe ones are fruits
  15. 25. Warm-blooded: birds & mammals
  16. 26. Baby plant or animal
  17. 27. Part of the plant with chlorophyll used to make food
  18. 29. Colorful mollusks, poisonous tentacles, related to slugs
  19. 32. First level of classification, there are five of them
  20. 36. A complete change of the body