Q. Which of the following phenomenon is regulated by abscisic acid ? (Solved)
1. Shoot elongation
2. Origin of cell wall and cell elongation
3. Opening and closing of stomata
4. Abscission of leaf and dormancy
- c. Opening and closing of stomata
1. Shoot elongation
2. Origin of cell wall and cell elongation
3. Opening and closing of stomata
4. Abscission of leaf and dormancy