$A$ well-known naturally occurring auxin is, or a natural growth regulator (hormone) is:

  • A
    $2, 4-D$
  • B
    Indole acetic acid
  • C
    $NAA$
  • D
    Maleic hydrazide

Explore More

Similar Questions

Provide the full names for the following abbreviations:
$(1)$ $PGRs$
$(2)$ $IAA$

Which phytohormone promotes falling of old leaves whereas inhibits falling of young leaves?

Which of the following movements is not related to changes in auxin levels?

Abscission of fruits is prevented by

$IAA$ and $IBA$ synthesis requires:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo