Ecosystem and people

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Across
  1. 2. To control or manage something.
  2. 6. Something good or helpful.
  3. 7. Things we use from nature.
  4. 10. To stay alive.
  5. 11. Linked or joined together.
  6. 12. To take air into the lungs.
Down
  1. 1. A series of actions that happen naturally.
  2. 3. A community of living and non-living things.
  3. 4. A state of being healthy and happy.
  4. 5. When soil is washed away by water or wind.
  5. 8. Very important; necessary for life.
  6. 9. To take liquid into the mouth.