MDCAT Biology MCQ #2466

While most plant hormones are known to promote growth, one specific hormone induces seed dormancy and prevents germination. Identify this substance.

MDCAT Biology MCQ #2466

  1. Question 1

    Q1. While most plant hormones are known to promote growth, one specific hormone induces seed dormancy and prevents germination. Identify this substance.

    • A) Gibberellins
    • B) Auxins
    • C) Cytokinins
    • D) Abscisic acid

    Answer: Abscisic acid

    Explanation: ABA inhibits growth and promotes dormancy, while Gibberellins are the most tempting wrong choice because they specifically break dormancy.