Kreamy crooss words

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Across
  1. 4. the process by which producers use solar energy to convert carbon dioxide and water into
  2. 5. hydraulic fracturing, a method of oil and gas extraction that uses high-pressure fluids to force open
  3. 7. the conversion of ammonia into nitrite and then into nitrate
  4. 9. a measurement of the amount of matter an object contains
  5. 10. randomness in a system
  6. 12. the conversion of nitrate in a series of steps into the gases nitrous oxide and, eventually, nitrogen gas, which is emitted into the atmosphere
  7. 14. the ability to do work or transfer heat
  8. 15. the process by which fungal and bacterial decomposers break down the organic nitrogen found in dead bodies and waste products and convert it into inorganic ammonium (NH4+)
  9. 19. fungi or bacteria that converts organic matter into small elements and molecules that can be recycled back into the ecosystem
  10. 20. the region of our planet where life resides, the combination of all ecosystems on Earth
  11. 21. the diversity of life forms in an environment
  12. 23. the total amount of solar energy that producers in an ecosystem capture via photosynthesis over a given amount of time
  13. 26. excessive richness of nutrients in a lake or other body of water, frequently due to runoff from the land, which causes a dense growth of plant life and death of animal life from lack of oxygen
  14. 27. in rocks deep underground
  15. 28. an organism that uses the energy of the Sun to produce usable forms of energy; also known as a producer
  16. 29. low in oxygen
Down
  1. 1. Non-living
  2. 2. the total mass of all living matter in a specific area
  3. 3. the process by which producers incorporate elements into their tissues
  4. 6. the transportation of dissolved molecules through the soil via groundwater
  5. 8. a measure of how much a disturbance can affect flows of energy and matter in an ecosystem
  6. 11. an organism that uses the energy of the Sun to produce usable forms of energy; also known as an autotroph
  7. 13. derived from human activities
  8. 16. a consumer that eats other consumers
  9. 17. a testable conjecture about how something works
  10. 18. a measure of the acidity or alkalinity of a solution
  11. 21. Increase in concentration in an organism
  12. 22. Increase in concentration of a pollutant in a food chain
  13. 24. Living
  14. 25. all land in a given landscape that drains into a particular stream, river, lake, or wetland