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NEET2009BotanyPlant - Growth and DevelopmentActual

Which one of the following acids is a derivative of carotenoids?

Options

  1. AIndole-butyric acid
  2. BIndole-3-acetic acid
  3. CGibberellic acid
  4. DAbscisic acid

Correct answer

D. Abscisic acid

Step-by-step solution

Abscisic acid is a terpenoid, i e , a derivative of steroid. Indole butyric acid and indole-3-acetic acid are auxins, which are weak organic acids. Gibberellic acid (gibberellin) is a terpene.

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