Advertisements
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
Gibberellins cause parthenocarpy in tomatoes.
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:
Identify the hormone involved in this process.
Which fungus releases gibberellin?
______ promotes bolting in plants like beet, cabbage, etc.
With reference to the physiological role of gibberellin which among the following is INCORRECT?
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 ______.
Genetically dwarf plant can be transformed into a phenotypically tall one by the application of ______.
Who isolated Gibberellins first?
