Which of the following growth regulator is used as a herbicide?
A
IAA
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B
lBA
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C
2, 4-D
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D
NAA
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Solution
The correct option is C
2, 4-D
2,4-D is an herbicide that kills plants by changing the way certain cells grow. 2,4-D comes in several chemical forms, including salts, esters, and an acid form.