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प्रश्न
Which of the following is the only gaseous plant growth regulator?
विकल्प
ABA
Cytokinin
Ethylene
Gibberellin
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उत्तर
Ethylene
Explanation:
It is the only gaseous growth regulator. Denny (1924) reported ethylene is effective in fruit ripening. Gane (1934) established that plants naturally synthesize ethylene.
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संबंधित प्रश्न
______ is a gaseous hormone involved in the abscission of organs and acceleration of fruit ripening.
Ethylene retards the senescence of leaves, flowers, and fruits.
What would be expected to happen if A rotten fruit gets mixed with unripe fruits?
In which of the following cases ethylene (gaseous phytohormone) synthesized in large amounts by tissues?
- Ripening of fruits
- Senescence
- Cell division promoting activity
- Actively growing apices of stems and roots.
Which hormone is produced mostly in all parts of a plant?
Describe physiological effects and applications of gaseous hormones in plants.
Ethylene is synthesised in ______.
Explain the role of chlorophyllase enzyme in banana.
Name the following:
A gaseous plant hormone which promotes the ripening of fruits.
Which hormone promotes internode/petiole elongation in deep water rice?
