मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान इयत्ता ११

The affect of apical dominance can be overcome by which of the following hormone ______.

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प्रश्न

The affect of apical dominance can be overcome by which of the following hormone ______.

पर्याय

  • IAA

  • Ethylene

  • Gibberellin

  • Cytokinin

MCQ
रिकाम्या जागा भरा
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उत्तर

The affect of apical dominance can be overcome by which of the following hormone cytokinin.

Explanation:

The effect of apical dominance can be overcome by cytokinin hormone.

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Plant Growth Regulators - Physiological Effects of Plant Growth Regulators
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पाठ 15: Plant Growth and Development - Exercises [पृष्ठ ८४]

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एनसीईआरटी एक्झांप्लर Biology [English] Class 11
पाठ 15 Plant Growth and Development
Exercises | Q 3. | पृष्ठ ८४

संबंधित प्रश्‍न

Coconut water contains ______.


Match the following:

Column A Column B
A. IAA i. Herring sperm DNA
B. ABA ii. Bolting
C. Ethylene iii. Stomatal closure
D. GA iv. Weed-free lawns
E. Cytokinins v. Ripening of fruits

To increase sugar production in sugarcanes, they are sprayed with ______.


ABA acts antagonistic to ______.


Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to

Cause sprouting of potato tuber


Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to

Inhibit seed germination


Gibberellins promote the formation of ______ flowers on genetically _____ plants in Cannabis whereas ethylene promotes formation of _______ flowers on genetically ______ plants.


What is the mechanism underlying the phenomenon by which the terminal/apical bud suppresses the growth of lateral buds? Suggest measures to overcome this phenomenon.


To get a carpet like grass lawns are mowed regularly. Is there any scientific explanation for this?


Define parthenocarpy. Name the plant hormone used to induce parthenocarpy.


A gardener finds some broad-leaved dicot weeds growing in his lawns. What can be done to get rid of the weeds efficiently?


On germination a seed first produces shoot with leaves, flowers appear later, Why do you think this happens?


Fill in the blanks:

Apical dominance is due to ______.


Fill in the blanks:

______ hormone initiate rooting.


Name a hormone which is gaseous in nature


Name a hormone which induces flowering in long day plants


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