Life Science Chapter 9: Plant Functions

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Across
  1. 1. A plant hormone that inhibits several of the other plant hormones
  2. 4. A plant that does not bloom until the nights are longer than the critical night length
  3. 6. A plant that does not bloom until the nights are shorter than the critical night length
  4. 8. A plant that blooms whenever the conditions are right regardless of the length of night
  5. 12. The repeating cycle of gametophyte and sporophyte structures in plants
  6. 14. A small chemical made by some plant tissues that affects how other plant structures grow
  7. 15. The leaflike flower part positioned outside the petals
Down
  1. 2. The male part of a flower consisting of filaments and pollen-producing anthers
  2. 3. A plant hormone that causes plant cells to divide
  3. 5. The female part of the flower consisting of the sticky stigma, the tubular style, and the ovary that holds the eggs
  4. 7. A plant hormone that causes shoots and stems to grow by causing their cells to enlarge while slowing down cell division
  5. 9. The often colorful flower part that helps attract pollinators to many flowers
  6. 10. Reproduction that does not involve gametes
  7. 11. An angiosperm ovary that swells to surround and protect seeds
  8. 13. A plant’s growth toward or away from a stimulus