Growth in internodal regions of green plants is due to

Ethylene

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Cytokinins

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Gibberellins

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IAA

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Solution

The correct option is C Gibberellins
Gibberellin is a plant hormone which helps in growth of stem. It also brings about the rapid flowering in plants. It replaces the long day required for bolting in plants. It also helps in elongation of the internodes in such a way that the genetically dwarf plant will elongate.
Thus, the correct answer is option C.

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Cell elongation in the internodal regions of green plants occurs due to

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