Plant Growth and DevelopmentMedium
Question
Dwarfness can be controlled by treating the plant with
Options
A.cytokinin
B.gibberellic acid
C.auxin
D.antigibberellin
Solution
The most important effect of GA is the stem elongation, ie, GA induces internodal elongation or sub- apical elongation. It has been confirmed on several plants such as pea, bean tomato, cabbage etc, where a gigniflicant elongation of intermodes is reported. Genetically dwarf plants like pea and maize show normal size in thew presence of gibberellins.
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