Question

Name various plant hormone ?Also give their physiological effect on plant growth and development

Answer 1

Answer:

diffuses towards the shady side of plant, which stimulates the cells to grow longer, resulting in bending of shoot towards light. Plays important role in formation of roots and seedless fruits. Reverses the growth promoting effects of auxins and gibberellins.

Answer 2

Types of plant hormones are

-> AUXIN- growth stimulator and apical dominance

->GIBBERELLIN- growth stimulator and ripening of fruits

->CYTOKININ-growth stimulator and stimulate cell division

->ETYLENE - growth inhibitor and help in ripening of fruits

->ABSCISIC ACID - growth inhibitors and help in seed dormancy