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

Apples are generally wrapped in waxed paper to ______. - Biology

Advertisements
Advertisements

प्रश्न

Apples are generally wrapped in waxed paper to ______.

विकल्प

  • 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
रिक्त स्थान भरें
Advertisements

उत्तर

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

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 ८५]

APPEARS IN

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

संबंधित प्रश्न

Ethylene was discovered by


Coconut water contains ______.


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

The term synergistic action of hormones refers to ______.


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


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


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.

Anti-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.


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.


On germination a seed first produces shoot with leaves, flowers appear later, Why do you think this happens?


Name a hormone which induces femaleness in flowers of cucumber


Name a hormone which induces flowering in long day plants


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×