A) Auxin
B) Cytokinin
C) Gibberellin
D) Ethylene
Correct Answer: C
Solution :
Gibberellin is obtains from fungus Gibberellafujikuroi. Gibberellin controls flowering in long day plants and sex expression in certain species. Ethylene is a gaseous plant hormone which help in fruit ripening. Auxin helps in parthenocarpy and show apical dominance. Cytokinins are plant hormones which cause cell division.
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