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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
A higher concentration of ethylene is found in
To increase the sugar production in sugarcanes they are sprayed with ______
Ethylene retards the senescence of leaves, flowers, and fruits.
Name the gaseous plant hormone. Describe its three different actions in plants.
Compound which is most widely used as a source of ethylene is ____________.
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.
Describe physiological effects and applications of gaseous hormones in plants.
Ethylene is synthesised in ______.
What is epinasty?
Name the following:
A gaseous plant hormone which promotes the ripening of fruits.
