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Across
  1. 4. A living individual entity.
  2. 5. Change in position or location.
  3. 6. Increase in size or development.
  4. 7. Aquatic vertebrates with gills and fins.
  5. 9. Animals with a backbone or spinal column.
  6. 11. Small arthropods with six legs and usually wings.
  7. 14. Intake of nutrients for growth and energy.
  8. 15. Organism composed of multiple cells.
  9. 16. Chemical processes in an organism to maintain life.
  10. 17. Warm-blooded vertebrates that nurse their young.
  11. 19. Removal of waste products from the body.
  12. 20. Invertebrates with exoskeletons and jointed limbs.
  13. 23. Mass of an organism excluding water is called _____ mass..
Down
  1. 1. Plant with one seed leaf, typically parallel-veined leaves.
  2. 2. Arthropods with four pairs of legs, like spiders.
  3. 3. Cold-blooded vertebrates with scales or plates.
  4. 6. Taxonomic rank above species, grouping closely related organisms.
  5. 8. Ability to detect or respond to stimuli.
  6. 10. Process of releasing energy from food.
  7. 12. Polysaccharide that forms the cell walls of plants.
  8. 13. Organism composed of a single cell.
  9. 15. Terrestrial arthropods with many legs, like centipedes.
  10. 18. Green pigment in plants responsible for photosynthesis.
  11. 21. Process of producing offspring.
  12. 22. Group of organisms with similar characteristics, capable of interbreeding.