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BIOLOGY CH19 Plant Physiology — Science STD 9 — Question

Tamilnadu BoardEnglish MediumSTD 9ScienceBIOLOGY CH19 Plant Physiology2 Marks
Question
To which directional stimuli do 
  1. roots respond
  2. shoots respond?
✓

Answer

  1. Roots respond positively geostrophic and negatively phototrophic.
  2. Shoots respond negatively geostrophic and positively phototrophic.

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