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STD 11 - 13. Plant growth and development — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 13. Plant growth and development1 Mark
MCQ
The natural plant hormones were first isolated from
  • ✓
    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
✓

Answer

Correct option: A.
Corn germ oil and human urine
a
It’s obvious.

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