Question

..... is a phytohormone.
a.auxin b.gibberellin c.ethylene d.ABA​

Answer 1

Answer: correct ans. is option (c) Ethylene..

Ethylene is regarded as a multifunctional phytohormone that regulates both growth, and senescence. It promotes or inhibits growth and senescence processes depending on its concentration, timing of application, and the plant species. ... Ethylene governs the development of leaves, flowers, and fruits.

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