7th Grade Science Vocabulary Final

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Across
  1. 1. The physical appearance of an organism, based on its genotype.
  2. 4. A characteristic or feature of an organism.
  3. 5. refers to living things
  4. 6. A community of living organisms interacting with their environment.
  5. 10. Structures in cells that contain DNA and determine traits.
  6. 15. A substance formed as a result of a chemical reaction.
  7. 16. The variety of life in a particular habitat or ecosystem.
  8. 17. A substance that participates in a chemical reaction.
  9. 18. A section of DNA that controls a specific trait.
  10. 21. The passing of traits from parents to offspring.
  11. 22. The genetic makeup of an organism.
Down
  1. 1. The process by which plants make food from sunlight, water, and carbon dioxide.
  2. 2. A process where substances combine or break apart to make new substances.
  3. 3. Mass The idea that mass cannot be created or destroyed in a chemical reaction.
  4. 7. A group of the same species living in the same area.
  5. 8. All the populations of different species living in an area.
  6. 9. The process by which cells use oxygen to produce energy from food.
  7. 11. A more complex cell with a nucleus (like plant and animal cells).
  8. 12. A tool used to predict the likelihood of traits in offspring.
  9. 13. A simple cell without a nucleus (like bacteria).
  10. 14. refers to non-living things in an ecosystem.
  11. 19. The idea that all living things are made of cells, and that cells are the basic unit of life.
  12. 20. The molecule that carries genetic information.