Chapter 7 Review Puzzle

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Across
  1. 2. response of a plant to light
  2. 3. compressed dead moss used for fuel
  3. 4. response of a plant to touch
  4. 7. clusters of sporangia on the underside of a fern leaf
  5. 8. the broad leaf of a fern
  6. 10. plants which flower when nights are shorter
  7. 12. plants not sensitive to day length
  8. 13. the anchor into the rock or soil from mosses
  9. 16. the minimum night length for some plants to flower
Down
  1. 1. response of a plant to graavity
  2. 2. plant with life span of more than 2 years
  3. 5. plant with life span of 2 years
  4. 6. plants which flowers when nights are longer
  5. 9. plant with life span of 1 year
  6. 11. hormone which increases plant cell growth
  7. 14. a seedless, nonvascular plant
  8. 15. chemicals that help a plant to develop
  9. 17. a seedless, vascular plant