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Biology
Which of the following plant growth hormone increases the yield of sugar by increasing the length of stem in sugarcane?
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Q. Which of the following plant growth hormone increases the yield of sugar by increasing the length of stem in sugarcane?
KEAM
KEAM 2014
Plant Growth and Development
A
Cytokinin
B
Auxin
C
Abscisic acid
D
Ethylene
E
Gibberellic acid
Solution:
Gibberellic acid is used to increase intemodal length in plants. As stem stores sugar in sugarcane hence gibberellic acid is used to increase sugar yield.