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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
Apical dominance in higher plants is due to
  • ✓
    Balance between auxin and cytokinin
  • B
    Enzyme activity and metabolism
  • C
    Carbohydrates
  • D
    Photoperiodism
✓

Answer

Correct option: A.
Balance between auxin and cytokinin
a
(a) Presence of auxin causes apical dominance in plants and cytokinins are responsible for breaking of apical dominance.

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