\t\t\tAuxin\xa0It is synthesised in the young tip of roots and shoots.It diffuses towards the shady side of the plant, which stimulates the cells to grow longer, resulting in bending of shoot towards the lightIt promotes cell elongation and division.It also plays important role in the formation of roots and seedless fruits.GibberellinsThese hormones helps in growth of stem and flower.These hormones also Help\xa0in germination of seed.CytokininsIt promotes cell division and delay ageing in leaves.It reduces apical dominance and also stimulates the leaf expansion.Abscisic acid\xa0It is a Growth inhibitor hormone that reverses the growth promoting effects of auxin and gibberellins.It causes the dormancy of seeds, wilting of leaves, closing of stomata and loss of proteins and chlorophyll.EthyleneIt promotes transverse growth, also promotes senescence and abscission of leaves.It acts as an essential hormone for the ripening of fruits.\t

1.	Write the name and function of all plant hormones?
Answer» The physiological effect of each plant hormone (called phytohormone) is described in following table.		Plant Hormone\xa0	Physiological Effect\xa0
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