Biology B - Final Exam Review

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Across
  1. 2. most nitrogen is found in the nitrogen cycle
  2. 3. Allows bones to move smoothly across each other
  3. 6. max. population of a species that the environment can sustain is the ______ capacity
  4. 7. refers to the variety of all organisms that are part of an ecosystems
  5. 8. the type of Diabetes that the body doesn't produce enough insulin
  6. 9. Adenosine TriPhosphate
  7. 11. structures that are similar in characteristics, but different in function.
  8. 12. Type of muscle is voluntary
  9. 13. filters out toxins and waste
  10. 16. energy transfer between trophic levels is only ____ percent efficient
  11. 17. disapperance of a species from earth
  12. 19. keystone species that help to control populations
  13. 22. Type of cellular respiration that does not require oxygen
Down
  1. 1. Layer of the lead helps to reduce water loss
  2. 4. White blood cell's main job is to help maintain
  3. 5. Green pigment that absorbs light energy for photosynthesis
  4. 6. reactions are those that break large molecules into small ones.
  5. 10. A stable internal environment
  6. 12. primary producers their energy
  7. 14. Bones are ....
  8. 15. small organs at the ends of the fallopian tubes
  9. 18. Hemoglobin on red blood cells transport
  10. 20. Developed Theory of Evolution
  11. 21. Blood cells are produced in the