Science Word Puzzle

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Across
  1. 2. A system of interlocking and interdependent food chains.
  2. 6. A system of the body that protects sensitive parts of the body, such as organs.
  3. 7. A living organism and part of the ecosystem.
  4. 10. A living organsism that consumes other organism to gain energy
  5. 12. A living organism that makes it's own energy
  6. 15. The body’s system moves and pumps the blood around your body.
  7. 16. The study of genes.
  8. 17. A system that includes all living organisms (biotic factors) in an area as well as its physical environment (abiotic factors) functioning together
  9. 18. A change in the heritable characteristics of biological populations over successive generations.
  10. 19. An individual animal, plant, or single-celled life form.
Down
  1. 1. the body system's which pourpose is to create new humans and reproduce
  2. 3. The system of the body whose purpose is to digest the food that enters your body's
  3. 4. is associated witht he hormones in your body
  4. 5. A highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to and from different parts of its body.
  5. 8. A diagram showing the flow of energy from one organism to another.
  6. 9. A nonliving part of the ecosystem.
  7. 11. the study of biology that deals with the relations of organisms to one another and to their physical surroundings.
  8. 13. the process of which the better addapted survives
  9. 14. interaction between two different organisms living in close physical association