Science Olympiad Student Center



left000FOOD SCIENCE EVENT (Fermentation)Wisconsin Science Olympiad2016 West Regional-Division CNames: School ID #: School/Team Name School Letter: Total 28 questions, 85 points- 3 point/(#1-27), 4 point (#28)To be completed at any time during the event.Which of the following statements is FALSE?glycolysis can occur with or without oxygenglycolysis occurs in the mitochondriaglycolysis is the first step in both aerobic and anaerobic respirationglycolysis produces 2 ATP, 2 NADH, and 2 pyruvateThis process uses NADH and FADH2 to produce ATPoxidative phosphorylationfermentationglycolysiskrebs cycleThis process begins with the production of Acetyl-CoA:chemiosmosisglycolysisfermentationkrebs cycleCramps during exercise are caused by:alcohol fermentationglycolysis inhibitionlactic acid fermentationchemiosmosisOxidative phosphorylation is also known as:chemiosmosisglycolysisfermentationelectron transport chainThe final electron acceptor during oxidative phosphorylation is:oxygenwatercarbon dioxideATPWhich of the following processes produces the most ATP?glycolysisoxidative phosphorylationfermentationkrebs cycleWhich of the following is necessary for oxidative phosporylation to occur?ATPoxygencarbon dioxidelactic acidWhat medicine is produced using fermentation?a. morphineb. Penicillinc. Cough Mixtured. ParacetamolDuring malting, barley and other grains are broken down byheating to 95oClageringamylasesyeastsMilk fermentation to produce cheese is done initially by inoculating withSaccharomyces cerevisiaeStreptococcus lactis and Lactobacillus spp.Acetobacter and GluconobacterLactobacillus bulgaricus and Streptococcus thermophilesBiotechnology, the practical application of microorganisms in making products for human use, is a relatively new science, begun since Pasteur's time.a. Trueb. FalseBacteria that can grow with or without oxygen are called:anaerobesfacultative anaerobesaerobesyeastsPickles and sauerkraut share a common inoculum, which is Lactobacillus plantarumLactobacillis bulgaricusLactobacillis acidophilusSaccharomyces cerevisiaeWhat enzymes can be used for juice clarification processing? Name two enzymes.What bacteria and yeast are typically used to prepare kombucha? How does maltose differ from other sugars during a fermentation process? Describe the biological and biochemical components of a starter for sourdoughDraw the biochemical pathway for conversion of lactose to lactic acid? What are the products of alcoholic fermentation?What is the name of the enzyme responsible for transforming pyruvate into lactate? And what is the name of this anaerobic process?How many molecules of ATP are produced during the second stage of glycolysis?What is heterolactic fermentation?Equation for the complete oxidation of glucose in aerobic respirationWhere does glycolysis take place in a cell?What is the name of the enzyme that catalyzes the phosphorylation of a glucose molecule in the first step of glycolysis?In glycolytic steps one and three, what is the source of the phosphate groups that are added to glucose and fructose-6-phosphate, respectively?Which of the following microscopic images contain lactobacillus? (4 points)Part 2- Lab Activity (15 points)1.You are given 2 unknown solutions (A and B). 2.Add 3-4 drops each solution to the individual tube containing milk.3.Observe results on each tube4.Which solution precipitated milk and describe the reason for precipitation. ................
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