Plant Coordination

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Across
  1. 2. Growth towards or away from the direction of gravity
  2. 3. The part of the plant that exhibits positive phototropism
  3. 6. What is needed for photosynthesis, plants usually grow towards it
  4. 9. A tropism that causes growth towards something
  5. 10. A change in the external environment
Down
  1. 1. Growth towards or away from a source of light
  2. 4. A tropism that causes growth away from something
  3. 5. The hormones that cause tropisms in plants
  4. 7. A response in plants that causes growth towards or away from a stimulus
  5. 8. The part of the plant that exhibits positive gravitropism