MCQ
$\text{ABA}$ acts antagonistic to:
- AEthylene.
- BCytokinin.
- ✓Gibberlic acid.
- D$\text{IAA}.$
| Abscisic Acid | Gibberellic acid |
| It inhibits Growth. | It promotes growth. |
| It promotes the dormancy of seeds, buds and tubers. | It overcomes the natural dormacy of seeds, tubers, etc. |
| It inhibits the synthesis of $\text{RNA}$ and proteins. | $\text{IT}$ promotes the synthesis of $\text{RNA}$ and Proteins. |
| causes abscission of flowers and fruits. | Promotes development of fruits. |
| Promotes leaf senescence. | Prevents leaf Senescence. |
| Promotes stomatal closure. | Promotes stomatal opening. |
| Prevents anylase Activity. | Promotes anylase activity during seed Germination. |
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