5 General Science U9 L1 How Do Environment Changes Affect Organisms

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Across
  1. 5. ____ things can cause changes to their environment
  2. 6. Forest ____ destroys vegetation
  3. 8. Volcanoes can cause ____ changes
  4. 13. These need to be protected or there may be non left
  5. 15. A community of living and non living things around us are called an ____
  6. 17. When all members of a certain kind of living thing die
  7. 19. Ponds made by beaver dams ____ the number of different kinds of organisms
  8. 20. Is any harmful substance that gets into the environment
  9. 21. Some living things can change because their environment ____
  10. 22. Many human ____ are harmful to the ecosystem
Down
  1. 1. ____ eruptions can change the environment over a long period of time
  2. 2. ____ are a large pat of the environment
  3. 3. ____ dams provide a home for organisms that rely on ponds and wetlands
  4. 4. The ____ is all of the living and nonliving things in nature.
  5. 7. Fire ants were brought over the the US on a ____ ship
  6. 9. Water and ____ are two important reasons why life is possible on Earth
  7. 10. Protecting ecosystems and organisms is called ____
  8. 11. When ____ are cut down, organisms and animals must move or die
  9. 12. ____ have changed as a result of their environment
  10. 14. All ____ and non living things depend on the environment
  11. 16. Living things that interact with each other form a ____
  12. 18. ____ events can change the environment very quickly