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NEET Biology Plant Growth and Development / पौधे की वृद्धि और विकास Question Bank Ethylene

  • question_answer
    Ethylene is a    [MP PMT 1987; BHU 1987, 94; Bihar MDAT 1995; RPMT 1990, 99; BVP 2000; Pb. PMT 2004; HP PMT 2005]

    A) Gaseous hormone

    B) Gaseous enzyme

    C) Liquid-gas mixture

    D) Solid hormone

    Correct Answer: A

    Solution :

    Ethylene is gaseous hormone which stimulates transverse or isodiamteric growth but retards the longitudinal one.


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