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One of the synthetic auxin is:
Options
(a) IAA
(b) GA
(c) IBA
(d) NAA
Correct Answer:
NAA
Explanation:
NAA is a synthetic auxins. Some of the most widely used weed killers are synthetic auxins. Synthetic auxin analogs include 1-naphthalene acetic acid (NAA), 2, 4-dichlorophenoxy acetic acid (2, 4-D) and 2,4,5-trichlorophenoxy acetic acid (2,4,5- T).
