THE NATURAL PLANT HORMONES WERE FIRST ISOLATED FROM 1] CORN GERM OIL HUMAN URINE 2] - Biology - Plant Growth and Development

Question

THE NATURAL PLANT HORMONES WERE FIRST ISOLATED FROM 1] CORN GERM
OIL & HUMAN URINE 2] COTTON FRUITS SPINACH LEAVES & RICE
PLANTS 3] AVENA COLEOPTILE SPINACH LEAVES & THE FUNGUS
GIBBERELLA 4]HUMAN URINE & RICE SEEDLING

Saman Ahmad · Accepted Answer

The correct answer is 
1] CORN GERM OIL & HUMAN
URINE

THE NATURAL PLANT HORMONES WERE FIRST ISOLATED FROM ...1] CORN GERM OIL & HUMAN URINE 2] COTTON FRUITS SPINACH LEAVES & RICE PLANTS 3] AVENA COLEOPTILE SPINACH LEAVES & THE FUNGUS GIBBERELLA 4]HUMAN URINE & RICE SEEDLING