Plant Responses

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