The natural plant hormones were first isolated from:

  • A
    Corn germ oil and human urine
  • B
    Cotton fruits,spinach leaves and rice plants
  • C
    Avena coleoptile,spinach leaves and the fungus Gibberella
  • D
    Human urine and rice seedlings

Explore More

Similar Questions

How were cytokinins discovered?

Which of the following techniques is employed for the separation and identification of phytohormones?

Classical experiments on growth were performed by

Mention the characteristics and types of plant growth regulators.

Which scientists observed that the coleoptiles of canary grass respond to unilateral illumination by growing towards the light source?

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