MDCAT Biology MCQ #2472

A farmer places a few ripe bananas in a crate of green mangoes to speed up ripening. Which gaseous plant hormone is responsible?

MDCAT Biology MCQ #2472

  1. Question 1

    Q1. A farmer places a few ripe bananas in a crate of green mangoes to speed up ripening. Which gaseous plant hormone is responsible?

    • A) IAA
    • B) Zeatin
    • C) GA3
    • D) Ethene

    Answer: Ethene

    Explanation: Ethene is a gaseous hormone primarily responsible for fruit ripening; cytokinins are tempting because they are liquid hormones that promote cell division.