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

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

Advertisements
Advertisements

प्रश्न

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

पर्याय

  • IAA

  • Cytokinin

  • Gibberellin

  • Ethylene

MCQ
रिकाम्या जागा भरा
Advertisements

उत्तर

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

Explanation:

Gibberellin lengthens the stem, increasing the quantity of sugar in the sugarcane.

shaalaa.com
Plant Growth Regulators - Physiological Effects of Plant Growth Regulators
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 15: Plant Growth and Development - Exercises [पृष्ठ ८५]

APPEARS IN

एनसीईआरटी एक्झांप्लर Biology [English] Class 11
पाठ 15 Plant Growth and Development
Exercises | Q 9. | पृष्ठ ८५

संबंधित प्रश्‍न

Ethylene was discovered by


Ethylene is used for ______.


Coconut water contains ______.


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


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

Apples are generally wrapped in waxed paper to ______.


The term synergistic action of hormones refers to ______.


ABA acts antagonistic to ______.


In botanical gardens and tea gardens, gardeners trim the plants regularly so that they remain bushy. Does this practice have any scientific explanation?


Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. Explain the meaning of the following terms related to auxins.

Auxin precursors


Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. Explain the meaning of the following terms related to auxins.

Anti-auxins


Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. Explain the meaning of the following terms related to auxins.

Synthetic auxins


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


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?


Name a hormone which is gaseous in nature


Name a hormone which is used for killing weeds (dicots)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×