Water quality analysis-MPN, Milk quality-dye reduction test, Direct Microscopic Count of Organisms in Milk:The Breed Count, Bacterial count of food products-standard Pate counts, Food production-yoghurt.Mushroom production, Microflora comparison in fermented and non fermented foods, Isolation of spoilage pathogens from contaminated foods. Production and estimation of lactic acid by Lactobacillus Sp. Detection of microbial spoilage of canned foods.