Question

_______ induced cell division & cell elongation activities in plants.

Answer 1

Auxin :

1. Auxin means “to grow”. They are widely used in agricultural and horticultural practices.
2. They are found in growing apices of roots and stems and then migrate to other parts to act.
3. It helps in cell elongation of stems and roots
4. It induces apical dominance, IAA in apical bud suppresses the growth of lateral buds
5. It Induces parthenocarpy i.e. development of fruit without fertilization e.g. in tomatoes
6. They help in cell division and xylem differentiation.

Final Answer: Auxin induced cell division & cell elongation activities in plants.