Earth Day Project

12345678910
Across
  1. 2. Protect the environment from harm
  2. 4. A species that no longer is alive and existing
  3. 6. Decayed organic material used as fertilizer
  4. 7. A biological community of interacting organisms and their physical environment
  5. 8. The natural home or environment of an animal, plant, or other organism
  6. 9. Trash, such as paper, cans, and bottles, that is left lying in an open or public place
  7. 10. Contaminate with harmful or poisonous substance
Down
  1. 1. The study of how living organism interact with each other
  2. 3. The surroundings or conditions in which a person, animal, or plant lives
  3. 5. Gases surrounding Earth