What are plant hormones? Give four different types of plant hormones and state their functions briefly.
What are plant hormones? Give four different types of plant hormones and state their functions briefly.
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The chemical compounds released by stimulated cells for control and coordination in plants are called plant hormones or phytohormones.
Four different types of hormones are :
(i) Auxin - Controls growth
(ii) Gibbereilins - Growth of stem
(iii) Cytokinin - Promotes cell division
(iv) Abscisic acid - Inhibits growth, wilting of leaves
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