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

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प्रश्न

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

टीपा लिहा
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उत्तर

The process of decapitation of plants leads to the inactivation of axillary buds and promotes the growth of lateral buds giving a carpet-like appearance.

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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 ८९]

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एनसीईआरटी एक्झांप्लर Biology [English] Class 11
पाठ 15 Plant Growth and Development
Exercises | Q 11. | पृष्ठ ८९

संबंधित प्रश्‍न

Ethylene was discovered by


Apples are generally wrapped in waxed paper 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.


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.

Synthetic auxins


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.


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 ______.


Name a hormone which induces femaleness in flowers of cucumber


Name a hormone which induces flowering in long day plants


Spraying sugarcane crop with which of the following plant growth regulators, increases the length of stem, thus, increasing the yield?


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