Advertisements
Advertisements
Question
Write the physiological effects of gibberellins.
Short/Brief Note
Advertisements
Solution
- 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.
shaalaa.com
Is there an error in this question or solution?
Chapter 16: Plant and Animal Hormones - Evaluation [Page 241]
APPEARS IN
RELATED QUESTIONS
Give an example of a plant hormone that promotes growth.
Gibberellins cause ______.
Gibberellins induce stem elongation in ______ plants.
Gibberellins cause parthenocarpy in tomatoes.
______ enhances internodal elongation.
Flowering in long day plants is a function performed by ______.
According to the chemical nature, gibberellin is ____________.
Genetically dwarf plant can be transformed into a phenotypically tall one by the application of ______.
Which phytohormones is useful for leaf expansion in leafy vegetable?
Which phytohormones promote seed germination in cereals by synthesizing amylase enzyme?
