Unit 2 vocabulary

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Across
  1. 2. a group of the same type of organism living in the same area
  2. 4. a living thing, including animals, plants, fungi, microscopic bacteria
  3. 6. when something stays mostly the same over time
  4. 7. all the living and nonliving things interacting in a particular area
Down
  1. 1. when something becomes different over time
  2. 3. not living and was never living
  3. 5. living or used to be alive