Spring Semester Crossword Puzzle

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Across
  1. 8. Organism that makes its own food.
  2. 10. A trait that helps an organism survive in its environment.
  3. 12. Process cells use to release energy from glucose.
  4. 13. Change in populations over generations.
  5. 15. Niche The role an organism plays in its environment.
  6. 16. Organelle known as the “powerhouse of the cell.”
  7. 18. Molecule that stores genetic information.
  8. 19. Gas released during photosynthesis and used in cellular respiration.
  9. 20. Cell structure containing DNA and controlling activities.
  10. 21. Scientific theory stating all organisms are made of cells.
  11. 22. Group of similar cells working together.
  12. 23. Relationship where one organism benefits and the other is harmed.
  13. 24. A change in a DNA sequence.
  14. 27. Variety of living organisms in an ecosystem.
  15. 28. Maintaining stable internal conditions in an organism.
  16. 31. Network of interconnected food chains.
  17. 32. Process plants use to convert sunlight into chemical energy.
  18. 33. Passing of traits from parents to offspring.
Down
  1. 1. The largest population an environment can support.
  2. 2. Reproduction Reproduction involving two parents.
  3. 3. a group of species in a given area.
  4. 4. Relationship where both organisms benefit.
  5. 5. Basic unit of life.
  6. 6. Diagram used to predict inheritance patterns.
  7. 7. Scientist who first observed cork cells.
  8. 9. Organism that obtains energy by eating other organisms.
  9. 11. Observable traits or characteristics of an organism.
  10. 14. Relationship where one organism benefits and the other is unaffected.
  11. 16. Cell division producing identical body cells.
  12. 17. Structure controlling what enters and leaves the cell.
  13. 25. Cell division producing reproductive cells.
  14. 26. Green pigment that captures sunlight for photosynthesis.
  15. 29. Movement of water across a semipermeable membrane.
  16. 30. The genetic makeup of an organism.
  17. 34. Scientist known for the theory of natural selection.