Unit 2 Natural Selection

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Across
  1. 4. Organelle that produces ATP
  2. 6. Stable balance of populations
  3. 8. Struggle for limited resources
  4. 9. Living and nonliving components interacting
  5. 12. Organism that eats other organisms
  6. 14. Region that receives direct sunlight
  7. 15. Energy molecule used by cells
  8. 16. Living parts of an ecosystem
Down
  1. 1. Maximum population an environment can support
  2. 2. Organism that makes its own food
  3. 3. Organism that eats plants and animals
  4. 5. Variety of life in an ecosystem
  5. 7. Organism that eats plants
  6. 10. Organelle where photosynthesis occurs
  7. 11. Nonliving parts of an ecosystem
  8. 13. Organism that eats animals