PPT-Spoilage of Specific Food Groups

MILK AND MILK PRODUCTS Raw milk contains many types of microorganisms coming from different sources The average composition of cows milk is protein 32 carbohydrates 48 lipids 39 and minerals 09 Besides casein and . CONTAMINATION OF SUGARS:. Sugar products include: sucrose (cane and beet sugar), molasses, syrups, maple sap and sugar, honey and candy.. SUCROSE. : . The raw juice expressed from sugarcane may become high in microbial content unless processing is prompt.. of cereals &cereal products. . CONTAMINATION. The exteriors of harvested grains retains some of the natural flora they had while growing plus contamination from soil ,insects & other sources. . Co-Principal Investigators - . Amber Avant. Bailey Crosby. Morgan Dandridge. Megan DeWitt. Casey Powell. Milk Spoilage . -. the point at which milk becomes unwholesome. Milk will have a bad odor . Microorganisms & Food. OCR AS Biology – F212 – Module 2. Food & Health. Learning Objectives. Success Criteria. Understand that food spoilage can be harmful to human health.. Understand the methods used to prevent food spoilage.. 1. 41. Copyright © McGraw-Hill Global Education Holdings, LLC. Permission required for reproduction or display.. Microbial Growth and . Food . Spoilage. Results . from growth of microbes in food. alters food visibly and in other ways, rendering it unsuitable for . Importance. . The total microbial population in a food varies greatly and depends on:. . *The . level of sanitation . used at all phases.. . *The . degree of abuse . that leads to microbial growth. . CONTAMINATION OF SUGARS:. Sugar products include: sucrose (cane and beet sugar), molasses, syrups, maple sap and sugar, honey and candy.. SUCROSE. : . The raw juice expressed from sugarcane may become high in microbial content unless processing is prompt.. STRIKTN
ANAEROBN Food contamination. There are three ways which food can be contaminated:. • . physical. ;. • . chemical. ;. • . bacterial. .. Physical contamination. Physical contamination . can occur in a variety of ways at different stages of food processing and production. Some examples are:. The ability of microorganisms to grow or multiply in a food is determined by the food environment ( intrinsic environment of food) as well as the environment in which the food is stored (extrinsic environment ).. and Storage. 2. Essentials for Living, 3. rd. Edition. Cross-contamination . HACCP . Perishable foods . Semi-perishable foods . Non-perishable foods . Frozen foods . Star markings (fridge and freezer). Cause of spoilage:. Spoilage may be due to one or more of the following:. 1. Growth and activity of microorganisms. 2. Insects. 3. Action of the enzymes of the plant or animal food.. 4. Purely chemical reactions i.e., those not . What are LABs?. Lactococcus. sp.. Lactobacillus. sp.. Leuconostoc. sp.. Pediococcus. sp.. Oenococcus. sp.. Streptococcus. sp.. Enterococcus. sp.. Sporolactobacillus. sp.. Carnobacterium. sp.. food.  deteriorates to the point in which it is not edible to humans or its quality of edibility becomes reduced. It involves any change which renders food unacceptable for human consumption.. Spoilage of food can occur through:.