1. HISTORY OF VIROLOGY AND BACTERIOLOGY, 2. STRUCTURE OF PROKARYOTIC AND EUKARYOTIC CELL, 3. STRUCTURE CLASSIFICATION AND NATURE OF VIRUS, 4. STRUCTURE (GRAMPOSITIVE AND GRAM NEGATIVE ) AND CLASSIFICATION OF BACTERIA, 5. CLASSIFICATION, THALLUS ORGANIZATION AND REPRODUCTION IN FUNGI, 6. ECONOMIC IPORTANCE OF FUNGI, 7. SYMPTOMS OF VIRAL INFECTION IN PLANTS, 8. GENOME ORGANIZATION AND REPLICATION OF PLANT VIRUS ( TABACO MOSAIC VIRUS) 9. TECHNIQUES IN PLANT VIRUSES-PURIFICATIONS SEROLOGY AND ELECTRON MICROSCOPY, 10. BACRERIOFEJ KI SANRACHNA TATHA UNKA GUNAN, 11. STRUCTURE AND MULTIPLICATION OF VIRIOD AND PRIONS, 12. MYCOPLASMA, 13. NUTRITIONAL TYPES OF BACTERIA, METABOLISM IN NUTRITIONAL TYPES AND NITROGEN CYCLE, 14. BACTERIAL GENOME AND PLASMID, 15. JIVANUKOSHA VIBHAJAN, JIVANUON ME PRIVARTANSHILTA, 16. IN STERILIZATION, BACTERIAL CULTURE AND STAINING, 17. ECONOMIC IMPORTANCE OF BACTERIA, 18. MASTIGOMYCOTINA, 20. ASCOMYCOTINA, 21. BESIDYOMYCOTINA, 22. DEUTEROMYCOTINA