U-Pick Ecology Crossword Puzzle

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Across
  1. 1. Single-celled organisms that do not have a nucleus; often classified as decomposers in a food chain or web
  2. 4. A relationship between two species in which both species benefit
  3. 5. Group of organisms of the same species living in the same area
  4. 7. An organism that breaks down wastes and dead organisms
  5. 9. Organism that is hunted and killed for food
  6. 12. A consumer that eats plants
  7. 13. Any living thing
  8. 15. Organism that obtains energy from the foods it consumes; also called a consumer • Hydrosphere - All the water on earth
Down
  1. 1. Living factors in a habitat
  2. 2. Source of all the energy in an ecosystem; plants convert this to chemical energy using photosynthesis
  3. 3. A consumer that eats other animals
  4. 6. Organisms that hunts and kills its food
  5. 8. A consumer that eats animals and plants
  6. 10. Animals obtain this from the foods they eat
  7. 11. A one-celled or many-celled organism such as a mushroom, yeast, or mold; often classified as decomposers in a food chain or web
  8. 14. An organism, such as plants, that makes its own food; also called producers