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

Apples are generally wrapped in waxed paper to ______.

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प्रश्न

Apples are generally wrapped in waxed paper to ______.

पर्याय

  • Prevent sunlight for changing its colour

  • Prevent aerobic respiration by checking the entry of O2

  • Prevent ethylene formation due to injury

  • Make the apples look attractive

MCQ
रिकाम्या जागा भरा
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उत्तर

Apples are generally wrapped in waxed paper to prevent aerobic respiration by checking the entry of O2.

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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 ८५]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 11
पाठ 15 Plant Growth and Development
Exercises | Q 5. | पृष्ठ ८५

संबंधित प्रश्‍न

Coconut water contains ______.


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


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

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

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


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?


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 ______.


Name a hormone which induces femaleness in flowers of cucumber


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


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