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Gibberellin is obtained from
Options
(a) Phytophthora infestans
(b) Gibberella fujikuroi
(c) Fusarium moniliforme
(d) Alternaria solani
Correct Answer:
Gibberella fujikuroi
Explanation:
In Japan certain rice plants were found to suffer from bakanae or foolish seedling disease. Such rice plants were thin, pale green, spindle shaped, longer by 50 % than the healthy plants and were sterile. The disease was found by Kurosawa (1926) to be caused by a fungus Gibberella fujikuroi. The fungus is the perfect stage of Fusarium moniliformae. The active substance Gibberellin was separated from the fungus by Yabuta (1938). Many of them occur naturally in plants and fungi. The precursor molecule of gibb
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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
- Mycoplasma differ from viruses in that they are sensitive to
- Ball and socket joints can be seen in
- Weed killers generally have properties much like that of
- Ballon like outergrowth of parenchyma, into the lumen of vessels is known as
- The abundance of a species population, within its habitat is called
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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