CFS Test Questions and Answers with Certified Solutions

CFS Test Questions and Answers with Certified Solutions Which of the following is not an example of an additive used to inhibit lipid oxidation? A) tocopherols B) ascorbic acid C) sodium benzoate D) EDTA C) sodium benzoate In a vegtable operation, the process specifies that peas be blanched prior to canning. What is the marker enzyme used to determine success of blanching? A) catalase B) peroxidase C) lipoxygenase D) chlorophyllase B) peroxidase What is the most effective analytical method to analyze arsenic content of apple juice? A) atomic absorption spectroscopy B) gas chromatography C) high performance liquid chromatography D) mass spectroscopy A) atomic absorption spectroscopy What is the goal of the pectin methylesterase (PME) inactivation in orange juice pasteurization? A) to prevent cloud loss B) to prevent flavor changes C) to prevent vitamin C loss D) to prevent microbial growth A) to prevent cloud loss What attribute of a typcial home freezer results in formation of large ice crystals in frozen foods during storage? A) auto-defrost cycle B) heat from compressors C) high temperature set-point D) presence of high moisture foods A) auto-defrost cycle A lab certificate presents a pesticide residue test for the ingredient as negative. What other pieces of information are needed to be able to accept this ingredient for use? A) regulatory limits and what country this lab was located in. B) the chemical extraction procedure was used for this analysis and what equipment was used. C) the level of detection used for this analysis and how this compared with the regulatory limits. D) the country this lab was located in and whether the import permit and ISO accreditation was up to date. C) the level of detection used for this analysis and how this compared with the regulatory limits. A 5.018 g sample of ground beef was dried in an infrared oven to a final weight of 2.358 g. What is the precent solids of the beef sample? A) 0.4699% B) 2.13% C) 46.99% D) 53.01% C) 46.99% What is the main process that allows green tea to contain a higher EGCG (epigallocatechin gallate) level? A) a lower drying temperature B) the bushes are covered in shade before the plucking C) the enzymes in the leaves are deactivated early