Science crossword

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Across
  1. 2. A biological of interacting organisms and their physical environment
  2. 5. Consists of all members of a species that live in a particular area
  3. 7. Anything that constrains a population's size and slows or stops it from growing
  4. 8. An interacting group of various species in a common location
Down
  1. 1. A non-living part of an ecosystem that shapes its environment
  2. 3. Place where an organism makes it home - meets all the environmental conditions an organism needs to survive
  3. 4. A living organism that shapes its environment
  4. 6. An individual animal,plant,or single-celled life form