Plant Responses

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Across
  1. 3. Synthetic hormone used to help ripen fruits by breaking down into ethylene gas
  2. 8. Promote cell division in plants
  3. 12. Flowers when days are longer/nights are shorter
  4. 14. Mixture of 2,4-D and another auxin used to defoliate jungles during the Vietnam War
  5. 15. Response of a plant to grow either away or towards an environmental stimulus
  6. 20. Low-temperature stimulation of flowering
  7. 21. Plants growth in response to gravity
  8. 25. A bluish, light-sensitive pigment that monitors changes in day length
  9. 26. Plant's growth response to touching a solid object
  10. 29. Inhibition of lateral buds due to the presence of a shoot tip nearby
  11. 31. (NAA)Synthetic auxin used to promote root formation on stem and leaf cuttings
  12. 32. Movement in response to a stimulus but is independent of the location of the stimulus
  13. 33. Occurs when nights become longer and plants no longer produces chlorophyll
Down
  1. 1. Flowers when days are short/nights are long
  2. 2. Ripens fruits
  3. 4. Rapid elongation of stems during spring
  4. 5. Nastic movement in response to touching a plant
  5. 6. Chemical messengers that affect a plant's ability to respond to the environment
  6. 7. Hormones involved in plant-cell elongation, shoot and bud growth, and rooting
  7. 9. Plant growth in response to a chemical
  8. 10. (IAA)Natural auxin that stimulates development of fleshy fruit
  9. 11. When plants have a specific requirement for darkness length
  10. 13. Detachment of leaves, flowers, and fruits
  11. 16. Plant's response to changes in length of days and nights
  12. 17. Hormones stimulating or inhibiting plant growth
  13. 18. Chemicals used to prevent plant growth
  14. 19. (ABA) Inhibits other hormones (like IAA) and helps to keep plant in dormancy
  15. 22. Response of a plant to grow either away or towards a light source.
  16. 23. Also known as heliotropism; The motion of leaves or follows following the sun's movement across the sky
  17. 24. Plants that only live for two years and produce flowers/seeds in second year
  18. 27. Flowers regardless of day length
  19. 28. Produced in small quantities by the plant that causes them to grow abnormally tall
  20. 30. Response to daily light/dark cycles