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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?

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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
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अध्याय 15: Plant Growth and Development - Exercises [पृष्ठ ८९]

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

संबंधित प्रश्न

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 ______.


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


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.

Anti-auxins


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


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:

______ hormone initiate rooting.


Name a hormone which induces femaleness in flowers of cucumber


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


Name a hormone which induces flowering in long day plants


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