Horizontal growth of seedling, swelling of axis and apical hook formation in dicot seedling are associated with- A. Photoperiodism B. Vernalisation C. Ethylene D. Cytokinin
Option C. Influences of ethylene on plants include horizontal growth of seedlings, swelling of the axis and apical hook formation in dicot seedlings. Ethylene promotes senescence and abscission of plant organs especially of leaves and flowers.
