STD 11 - 13. Plant growth and development — NEET STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 13. Plant growth and development4 Marks
MCQ
One of the synthetic auxin is
A
$IA$
B
$NAA$
C
$IBA$
D
Both $(b) $ and $(c)$
✓
Answer
d(d) : Many auxins have been synthesized which have similar properties with natural auxin and some examples of synthetic auxins are indole-$3$-butyric acid $(IBA)$, naphthalene acetic acid $(NAA)$, $2,4$-dichloro phenoxy acetic acid $(2,4-D), 2,4,5-$ trichloro phenoxyacetic acid $(2,4,5-T)$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.