Food Chain + Food Web

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Across
  1. 2. response to gravity
  2. 4. large number before the compund
  3. 6. plant response to lack of water
  4. 7. Two or more capital letters
  5. 8. the smallest unit of an element
  6. 9. plant growth in response to a stimulus
  7. 10. response to water
  8. 11. change in internal or external conditions
  9. 12. balance of stable internal conditions
Down
  1. 1. plant response to light
  2. 3. only one capital letter
  3. 5. response to touch