Correct option:(4)Gibberellic acid
Solution:
●Gibberellic acid breaks seed dormancy by activating enzyme α – amylase.
●Abscisic acid and phenolic acid induce seed dormancy
Which of the following is not an inhibitory substance governing seed dormancy? (1) Abscisic acid (2) Phenolic acid (3) Para-ascorbic acid (4) Gibberellic acid
Which of the following is not an inhibitory substance governing seed dormancy? (1) Abscisic acid (2) Phenolic acid (3) Para-ascorbic acid (4) Gibberellic acid