Food Webs and Nutrient Cycles

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Across
  1. 4. the process of turning from liquid into vapor.
  2. 6. where plants turn sunlight, water and carbon dioxide into food and oxygen
  3. 7. organism that can produce its own food.
  4. 10. the position that an organism occupies in a food chain.
  5. 12. movement of water above, on and below the surface of the earth
  6. 14. where organisms decrease at higher levels in a food chain due to less energy being passed up
  7. 15. an autotroph is also known as a ______
  8. 17. an organism that feeds on plants and animals
  9. 19. a heterotroph is also known as a ______
  10. 21. an organism that feeds on plants.
  11. 22. the organisms that eat primary consumers
Down
  1. 1. organism that takes nutrition from other sources of organic carbon.
  2. 2. rain, snow, sleet, or hail that falls to the ground.
  3. 3. how phosphorus is reused between soil, plants and animals through decomposition
  4. 5. how organisms get energy by eating other organisms.
  5. 8. an organism that breaks down dead organic material
  6. 9. process that breaks down food to release energy for living things
  7. 11. the organisms that eat the producers
  8. 13. an organism that feeds on animals.
  9. 16. process that moves carbon between plants, animals, and microbes
  10. 18. how nitrogen moves between air, soil,water and living organisms through natural processes
  11. 20. organisms being connected through food.