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प्रश्न
Write the physiological effects of gibberellins.
उत्तर
- Application of gibberellins on plants stimulates extraordinary elongation of the internode. Eg: Com and Pea.
- Treatment of rosette plants with gibberellin induces sudden shoot elongation followed by flowering. This is called bolting.
- Gibberellins promote the production of male flowers in monoecious plants (Cucurbits).
- Gibberellins break the dormancy of potato tubers.
- Gibberellins are efficient than. auxins in inducing the formation of seedless fruit – Parthenocarpic fruits (Development of fruits without fertilization) Eg: Tomato.
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संबंधित प्रश्न
Gibberellins induce stem elongation in ______ plants.
What would be expected to happen if Gibberellin is applied to rice seedlings?
A plant hormone was first discovered in Japan when rice plants were suffering from Bakanae disease caused by Gibberella fujikoroi. Based on this information answer the following question:
Give two functions of this hormone.
______ promotes bolting in plants like beet, cabbage, etc.
The first discovered and most common gibberellin is ____________.
Flowering in long day plants is a function performed by ______.
Which of the following is NOT a physiological role of Gibberellin?
Which phytohormones is useful for leaf expansion in leafy vegetable?
Which phytohormones promote seed germination in cereals by synthesizing amylase enzyme?
What is gibberellins?
