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प्रश्न
Write the physiological effects of gibberellins.
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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
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:
Identify the hormone involved in this process.
Which fungus releases gibberellin?
Why are gibberellins used to promote seed germination in monocotyledons?
______ enhances internodal elongation.
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?
Since ABA inhibits growth which is stimulated by gibberellin it is also called as a ______.
______ causes elongation of internode.
Gibberellin was first extracted from _______.
