Ch.3 Ecosystem Dynamics

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Across
  1. 4. producers change radiant energy in chemical energy & energy of light allows producers to convert inorganic molecules
  2. 6. organism that cannot produce its own food & gets its organic nutrients by feeding on the tissues
  3. 7. precipitation that seeps into the soil and collects in an aquifer
  4. 10. organism that eats mostly green plants or algae ( deer , sheep , grasshoppers and zooplankton )
  5. 11. organism makes its food from compounds by using sunlight
  6. 12. cyclic movement of nitrogen in different chemicals forms from the environment to organisms
  7. 14. organism based on making or finding food & feeding behavior
Down
  1. 1. cyclic movement of phosphorus through water , earths crust , and living organisms
  2. 2. organism that eats mostly green plants or algae
  3. 3. cylic movement of carbon in different chemical forms from the environment to organisms
  4. 5. precipitation that falls on land and flows over land surfaces into screams , rivers and lakes
  5. 8. cyclic movement of nitrogen in different chemical forms from the environment to organisms
  6. 9. animal that feeds on primary consumers
  7. 13. porous , water-saturated layers of sand , gravel , or bedrock in which groundwater collects