Energy Transfer In The Ecosystem and Biochemical Cycle

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Across
  1. 2. What do you call a complex series of food chain?
  2. 5. It is Evaporation in plants.
  3. 8. Evaporation exhibited in most animals.
  4. 10. H2=____.
  5. 11. Also called ecological pyramid.
  6. 13. Each step in the food chain is called ___.
  7. 17. What do you call the cycle of nutrients or chemicals?
  8. 20. The emission and consumption of carbon dioxide show how carbon is __.
Down
  1. 1. Nutrients are important ___ of living organisms.
  2. 3. It is an extremely vital compound in all living organisms.
  3. 4. They break down ammonium to individual hydrogen and nitrogen gases.
  4. 6. Carbon dioxide is consumed in ___.
  5. 7. Decomposers will return the ___ to the soil to be reused by another set of decomposers.
  6. 9. Producers and consumers make us of their energy to ___ themselves.
  7. 12. If organisms die, ___ will act on them.
  8. 14. When water from clouds is returned back to the land in the form of rain,drizzle or snow.
  9. 15. The food web is composed of two or more __.
  10. 16. Oxygen is needed primarily by animals and other __ organisms.
  11. 18. Water vapor change back to water liquid.
  12. 19. What makes up all living things?