Biology

12345678910
Across
  1. 8. living things dependent on each other
  2. 10. plants use sunlight to synthesize food
Down
  1. 1. A group of populations
  2. 2. relationship where both species benefit
  3. 3. unrestricted growth of population
  4. 4. energy passes as one organism eats another
  5. 5. Living
  6. 6. Not living
  7. 7. food chains that are linked together
  8. 9. Study of animals and their surrodings
  9. 10. animal that eats other animals