CBSE · Class 11 · Biology · Plant Growth and DevelopmentWhich of the following plant growth regulators is a gaseous hormone?
Step-by-Step Solution
Ethylene is a gaseous plant growth regulator that plays a vital role in fruit ripening, transverse growth, and senescence in plants.
Detailed Options Breakdown
Option : Auxin
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Plant Growth and Development.
Option 1: Gibberellin
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Plant Growth and Development.
Option 2: Ethylene (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Abscisic acid
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Plant Growth and Development.
💡 Study Guide: This question tests core syllabus concepts from Plant Growth and Development. For formulas, key summaries, and mock exam reference guides, read the full Plant Growth and Development Revision Notes.