Science Vocabulary

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Across
  1. 3. fraction of solar energy that is reflected back to space
  2. 4. symbiotic relationship in which a member of one species benefits and the other species is harmed
  3. 7. a symbiotic relationship in which one species benefits and the other species is neither harmed nor benefited
  4. 8. any substance added to the soil to make the ground more fit to grow plants
  5. 11. something is dirty, grimy, and impure
  6. 12. act of saving and caring for earths natural resources
  7. 15. an organism’s place of survival
  8. 16. a living thing
  9. 17. when the land, the air, water, or anywhere on earth gets contaminated.
Down
  1. 1. to change in a way that improves fitness to the surrounding conditions
  2. 2. earths store of water
  3. 5. the loss of trees and forests
  4. 6. a close and permanent relationship between two organisms
  5. 9. the giant decrease of fish populations resulting from taking more fish out of the water than are being born.
  6. 10. the number of people in a country or region.
  7. 13. symbiotic relationship in which both species benefit
  8. 14. heat transfer as a form of light