Energy Flow

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Across
  1. 7. Have one or two whip-like flagella
  2. 9. Happens when an autotroph receives too much or too little light
  3. 11. Break down organic material into an inorganic form
  4. 12. Most efficient photosynthesizes
  5. 13. _____depth is when the amount of carbohydrates produced by and autotroph equals the amount required for its respiration
  6. 17. Live part of their life as plankton
  7. 18. Also called cyanophytes, bacteria, with chlorophyll
  8. 20. An organism that consumes primary consumers
  9. 21. Time of explosive reproduction and growth of plankton species
  10. 22. Mass of living tissue
  11. 23. Coastal temperate and subpolar regions are ocean regions that have the ___primary productivity
Down
  1. 1. Most efficient ecosystem on earth
  2. 2. Silica cell wall of a diatom
  3. 3. Responsible for most of the ocean's primary production
  4. 4. Have an internal support structure of silica
  5. 5. Better represents the flow of energy in nature than a trophic pyramid
  6. 6. Percent of energy that transfers from each trophic level
  7. 8. Physiological or biological necessities that affect survival
  8. 10. Has a rigid cell wall made of silica
  9. 14. A wide variety of organisms that share a habitat and lifestyle
  10. 15. Consumes autotrophs/producers
  11. 16. Spend entire life as plankton
  12. 19. Decomposition renews____materials necessary for energy to enter life through primary production; completes materials cycle