BIOLOGY CHAPTER 1 CROSSWORD

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Across
  1. 3. The scientific study of heredity.
  2. 7. A testable explanation for an observation.
  3. 8. A group of organs that work together to perform one or more functions.
  4. 9. All the chemical processes that occur within a living organism.
  5. 10. The process of change in all forms of life over generations.
Down
  1. 1. A living thing.
  2. 2. The study of life.
  3. 4. The basic structural and functional unit of all known organisms.
  4. 5. The process by which organisms maintain a stable internal environment.
  5. 6. The process by which plants convert light energy into chemical energy.