abdul ahad abdul ahad

• chemistry . • 1 . Inorganic and analytical chemistry. • 2 .organic chemistry. • 3 .physical chemistry. • Botany . • 1 .fungi, microbiology, & plant pathology. • 2 .algae & bryophytes. • 3 .pteridophytes, gymnosperms, & palaebotany. • Zoology. • 1 .evolution and lower non – chordate. • 2 .ecology and higher – chordate. • 3 .elements of cell biology and genetics.