Plant Responses

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