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STD 11 - 13. Plant growth and development — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 13. Plant growth and development1 Mark
MCQ
A substance which accelerates the growth in stem is
  • A
    Etiolin
  • ✓
    Auxin
  • C
    Vitamin
  • D
    Enzyme
✓

Answer

Correct option: B.
Auxin
b
It’s obvious.

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