Indole-$3$-acetic acid,known as auxin,was first isolated from:
- AHuman urine
- BCorn germ oil
- CFusarium
- DRhizopus
Explore More
Similar Questions
$A$ green plant bends towards the source of light when exposed to light on only one side. Which of the following is the best explanation for this phenomenon?
Medium
View SolutionApical dominance in plants is due to the presence of . . . . . .
With which of the following processes is the Cholodny-Went theory concerned?
Medium
View SolutionWhich of the following hormones is used in root formation on stem cutting?
Medium
View SolutionWhich of the following is used to kill dicotyledonous weeds?
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo