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प्रश्न
The figure given below shows the stages of ripening in a banana. Answer the question that follow:
Mention two characteristic features of this hormone.
उत्तर
Characteristic features of ethylene:
- Site of synthesis:
o It is synthesised in senescent leaves and flowers, germinating seeds and ripening fruits.
- Functions:
o Induces and promotes fruit ripening
o Promotes fruit ripening
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संबंधित प्रश्न
The tea plants are never allowed to grow lengthwise. This is done by cutting their apical buds, a process known as pruning. In this way, tea plants get a dense growth and easy yield. Answer the following question :
Name one plant hormone which inhibits the said phenomenon.
Very Short Answer Question:
Which is the plant stress hormone?
First natural cytokinin was obtained from ______.
Buyers often complain that a particular fruit merchant uses some chemical to ripen fruits in his shop.
Name the chemical he must be using to do so.
A gardener wants to give bushy appearance to plants in our college campus.
- What should he do to achieve the same?
- Which property of phytohormones he must be aware of?
Cause of degreening is ______.
Identify the INCORRECT statement regarding physiological effects of ethylene.
The response by parts of the plant towards stimulus is called as ______.
Differentiate between:
Stimulus and response
The box given below contains twelve words. Out of these, ten can be arranged in five suitable matching pairs. Make these five pairs in the form of a table.
| Auxins, Abscisic acid, Fruit ripening, Cytokinins, Closure of stomata, Parthenocarpy, Ethylene, Gibberellins, Tropism, Stem elongation, Cuscuta, Cell division. |
