AIPMT PRELIMS2007Botany-Plant Growth and Development
AIPMT PRELIMS 2007 Botany Plant Hormones MCQ Question
Type: MCQ-conceptual-Medium-Class 11
“Foolish seedling” disease of rice led to the discovery of
A
ABA
B
2,⁴⁻D
C
IAA
D
GA
Correct Answer
Option D
Detailed Explanation
The 'foolish seedling' disease, caused by the fungus Gibberella fujikuroi, led to the discovery of gibberellins (GA), which are plant hormones that promote growth.
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