Choice board

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Across
  1. 6. eats both meat and plants
  2. 7. plants reacting to light
  3. 8. breaking of rock by chemical process
  4. 12. breaking of rock by physical forces
  5. 13. plants reacting to gravity
Down
  1. 1. can make a delta
  2. 2. a small piece of rock broken off by weathering
  3. 3. only eats plants
  4. 4. has to eat another organism to obtain energy
  5. 5. plants reacting to touch
  6. 9. makes its own food
  7. 10. only eats meat
  8. 11. movement of rocks/sediments to a new location