Fig. 1.
Biosynthesis of metal nanoparticles by F. solani. The fungus was grown for 6 days, the mycelial pellets were collected, washed with distilled water for two hours then filtered. The washedoff water was amended with 1 mM AgNO3, CuSO4, and ZnSO4, then the visual color was photographed after 10 h (A), UV-Visible spectra of AgNPs (B), CuNPs (C), and ZnONPs (D).