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प्रश्न
Which of the following is the only gaseous plant growth regulator?
पर्याय
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.
Name the gaseous plant hormone. Describe its three different actions in plants.
What would be expected to happen if A rotten fruit gets mixed with unripe fruits?
Synthesis of ethylene takes place in ______
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.
A farmer grows cucumber plants in his field. He wants to increase the number of female flowers in them. Which plant growth regulation can be applied to achieve this?
Explain the role of chlorophyllase enzyme in banana.
Which hormone promotes internode/petiole elongation in deep water rice?
