Ecosystems

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Across
  1. 2. many of the same things like lots of trees
  2. 5. make their own food for energy
  3. 6. series of steps by which energy from the sun moves from one type of living thing to another
  4. 7. repeated movement of nitrogen through the environment in different forms
  5. 8. group of organisms of one species that live in an area at the same time
  6. 10. all living and non living in a area
Down
  1. 1. place that provides all the things organism needs to lives
  2. 2. repeated movement of carbon through the environment in different forms
  3. 3. are organisms that cannot make their own food
  4. 4. the process that plants use to make sugar for food
  5. 9. diagram that combines many food chains