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easyMCQNEET 2024 R1@NUM: 1482026Botany
1 mark

Spraying sugarcane crops with which plant growth regulator increases the length of stems, thereby enhancing yield?

  1. A
    Gibberellin
  2. B
    Cytokinin
  3. C
    Abscisic acid
  4. D
    Auxin

Solution & Step-by-step Explanation

Gibberellins promote internodal elongation. Spraying sugarcane with gibberellins increases the length of the stem, which increases the yield by up to tonnes per acre.

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Spraying sugarcane crops with which plant growth regulator increases the length of stems, thereby enhancing yield?
A
Gibberellin
B
Cytokinin
C
Abscisic acid
D
Auxin

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Plant GrowthGibberellins

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