ENERGY TRANSFER IN THE ECOSYSTEM AND BIOCHEMICAL CYCLES

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