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Question
Very Short Answer Question:
What is role of gibberellin in rosette plants?
Solution
Gibberellin promotes bolting i.e. elongation of internodes just prior to flowering in plants with rosette habit e.g. beet, cabbage.
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RELATED QUESTIONS
What is the general name of chemical substances which bring about control and coordination in plants?
Which of the following is not a plant hormone?
Apical dominance phenomenon is caused by
Match the items in column A with those of column B.
| Column A | Column B | ||
| (a) | Auxin | (i) | apical dominance |
| (b) | Gibberellin | (ii) | cell-division |
| (c) | Cytokinin | (iii) | fruit ripening |
| (d) | Ethylene | (iv) | internodal elongation |
The figure given below shows the stages of ripening in a banana. Answer the question that follow:
Mention two characteristic features of this hormone.
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Gibberellins are synthesised from ______.
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IAA stands for ______.
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Stimulus and response
