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Foolish seedling disease of rice led to the discovery of
Options
(a) abscisic acid
(b) cytokinin
(c) 2,4-D
(d) gibberellin
Correct Answer:
gibberellin
Explanation:
The effect of gibberellins had been known in Japan since early 1800 where certain rice plants were found to suffer from bakane or bakanae (foolish seeding) disease. Such rice plants were thin, pale green, spindle-shaped, longer by 50% than the healthy plants, and were sterile.
Related Questions: - Himgiri developed by hybridisation and selection for disease resistance against rust
- Some vascular bundles are described as open because these
- The net glomerular filtration rate in an average adult is
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Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Himgiri developed by hybridisation and selection for disease resistance against rust
- Some vascular bundles are described as open because these
- The net glomerular filtration rate in an average adult is
- Addition of new cell wall particles amongest the existing ones is
- Epithellial cells of the intenstine involved in food absorption have on their
Topics: Plant Growth and Development (126)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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