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