हिंदी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान कक्षा ११

Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. - Biology

Advertisements
Advertisements

प्रश्न

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

टिप्पणी लिखिए
Advertisements

उत्तर

Anti-auxins, such as p–chlorophenoxy isobutyric acid (PCIB) and TIBA, are compounds that block the activity of auxins.

shaalaa.com
Plant Growth Regulators - Physiological Effects of Plant Growth Regulators
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 15: Plant Growth and Development - Exercises [पृष्ठ ८८]

APPEARS IN

एनसीईआरटी एक्झांप्लर Biology [English] Class 11
अध्याय 15 Plant Growth and Development
Exercises | Q 5. b. | पृष्ठ ८८

संबंधित प्रश्न

Ethylene was discovered by


Coconut water contains ______.


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


Apples are generally wrapped in waxed paper to ______.


The term synergistic action of hormones refers to ______.


ABA acts antagonistic to ______.


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

Increase yield of sugar cane


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

Promote lateral shoot growth


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.


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


While experimentation, why do you think it is difficult to assign any affect seen to any single hormone?


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?


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


Fill in the blanks:

Apical dominance is due to ______.


Name a hormone which induces femaleness in flowers of cucumber


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×