STANDARDBotany-Plant Growth Regulators
STANDARD Botany Discovery of Plant Hormones MCQ Question
Type: MCQ-fact-Medium
The hormone which was discovered through 'foolish seedling' disease of rice is
A
Indole-3-acetic acid
B
Ethylene
C
Gibberellic acid
D
Kinetin
Correct Answer
Option C
Detailed Explanation
Gibberellic acid was discovered when Japanese farmers noticed that rice seedlings grew excessively tall and weak due to a fungal infection, known as the 'foolish seedling' disease.
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