Food Webs

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Across
  1. 3. study of animals and surroundings
  2. 5. one benefits, other unaffected
  3. 6. makes its own food
  4. 7. one benefits, other harmed
  5. 8. both benefit
  6. 9. web: interlocking system of food chains
  7. 10. plants get energy from it
Down
  1. 1. hunted
  2. 2. two compete for same
  3. 4. hunter