What is a plant hormone ? Name four plant hormones. State one function

1.	What is a plant hormone ? Name four plant hormones. State one function of each.
Answer» The hormones that control and coordinate the activities in plants are called plant hormones. The four types of plant hormones are: (i) Auxins – It promotes cell enlargement and cell differentiation in plants. (ii) Gibberellines – It helps in breaking the dormancy in seeds and buds. (iii) Cytokinins – It promotes cell division in plants. (iv) Abscisic acid – It promotes the dormancy in seeds and buds.

What is a plant hormone ? Name four plant hormones. State one function of each.

Answer»

The hormones that control and coordinate the activities in plants are called plant hormones.

The four types of plant hormones are:

(i) Auxins – It promotes cell enlargement and cell differentiation in plants.

(ii) Gibberellines – It helps in breaking the dormancy in seeds and buds.

(iii) Cytokinins – It promotes cell division in plants.

(iv) Abscisic acid – It promotes the dormancy in seeds and buds.