VEN 003 Midterm Questions and Answers 100% Pass

VEN 003 Midterm Questions and Answers 100% Pass The term "pomace" refers to Skin and seeds remaining after pressing "Cap management" in red wine fermentation practice refers to Manipulating the berry skins to ensure good extraction of pigments and flavors A "carbonated" wine is noticeably fizzy due to which of the following? Got this wrong so idk the right answers but the choices are: - Carbonic maceration - Addition of fresh yeast immediately before bottling - Artificial addition of CO2 during production - The enzyme, carbonic anhydrase The bacterium Acetobacter aceti is responsible primarily for what biochemical reaction? Conversion of ethanol to acetic acid For individuals age 21 or over, a person is considered as 'Driving under the influence' if their Blood Alcohol level is Greater than or equal to 0.08% Which of the following refers to a process for making sparkling wine where the secondary fermentation occurs in the same bottle that is opened and consumed? Methode Traditionnelle A North American grapevine, characterized by strong tasting berries used for juice, jellies, and jams is Vitis labrusca In California vineyards, grapevines are generally pruned In winter Which of the following are examples of trellising techniques T trellis, VSP, lyre Which of the following are terms that designate a sparkling wine? Spumante and Cremant "Must" is produced by pressing grapes. The major component of grape must, by weight is Juice Malolactic fermentations impart specific characteristics to wine, including Buttery flavor In the US, a wine with an alcohol content of 13.8% by volume would be considered as a Table wine During production of a sparkling wine, the term cuvee refers to which of the following The base wine before addition of sugar and the secondary fermentation In 'Carbonic maceration,' whole berries are sealed in a fermentor for 8-10 days under CO2. This process is used in making Beaujolais nouveau Alcohol sales in the United States are regulated by which government agency The Tax and Trade Bureau, US Treasury (TTB) Fetal alcohol syndrome (FAS) Is a serious syndrome that can include fetal deformities and mental disability The term 'Brut' on a bottle of sparkling wine refers to The level of sweetness of the wine Which of the predominant microorganism used for the primary fermentation in wine making? Saccharomyces cerevisiae The amount of ethnol in a wine is determined mostly by The amount of sugar in the grapes What exactly is Phylloxera? A small, sap-eating root louse (insect) that feeds on vine roots Which of the following factors does NOT affect Blood Alcohol Concentration (BAC)? The color of the wine (red vs white vs rose) Tannins contribute which of the following sensory properties to grape and wines? Astringency and Bitterness A refractometer and a hydrometer are instruments used to measure what component/s in juice or wine? Sugars Which of the following best describes a 'stuck' fermentation? Got this wrong so idk the right answers but the choices are: - A fermentation where bacterial overgrowth occurs and the wine is ruined - A fermentation where all the sugar is consumed and the resulting wine is 'dry' - A fermentation where not all sugar is consumed and the yeast stop growing/metabolizing sugar - A fermentation that proceeds so vigorously that a vacuum is created, sealing the lock of the fermentation vessel "Riddling" is an important step in one method for making sparkling wine. Which of the following best describes riddling? Consolidating sediment by rotating bottles at an angle, necks down "Dosage" is a step in the process of making sparkling wine. Which of the following best describes dosage? Adding sugar after second fermentation Which is an Amphora? A clay pot used to store and transport wine in the ancient Mediterranean region A bottle of sparkling wine was made by the 'Transfer Process' and labeled as "Naturally Fermented in the Bottle." Which of the following describes the 'Transfer Process'? After secondary fermentation in a bottle, the wine is moved to a tank under pressure, filtered to remove yeast and then re-bottled in clean bottles Cold stabilization, followed by filtration, is used to remove _____ from wine Potassium bitartrate (KHT) The native growing area where Vitis vinifera was originally domesticated includes which region(s)? Got this wrong so idk the right answers but the choices are: - Southern Africa - East Asia, the Pacific Islands, and Australia/New Zealand - The Mediterranean basin, Black Sea, and Caspian Sea regions Which of the following are important white grape cultivars used in winemaking? Chardonnary and Semillon Ampelography is defined as The description and identification of grapevine cultivars Most California raisins are produced from which grape Vitis vinifera, var. Thompson seedless Which of the following are important red grape cultivars in winemaking? Grenache, Syrah Vineyard management is a year-round process that determines fruit yield and berry properties. For example, the number of fruit clusters that will develop on a vine in the spring is determined by The number of buds left on the cane after pruning Wine alcohol content after fermentation is about 55% of the initial must sugar content. The must of grapes harvested at 20% sugar (or 20 Brix) should yield 11% alcohol According to US regulations, which of the following statements is NOT required to be printed on wine bottles sold in the United States? Got this wrong so idk the right answers but the choices are: - Alcohol is an addictive substance - Alcohol impairs the ability to drive or operate machinery, and may cause health problems - Pregnant women should not drink alcohol The Traditional system of winemaking in France collapsed in the mid-19th century. This radical change can in part be attributed to The introduction of Phylloxera in France, killing grapevines Barrels may be used in the winemaking process during fermentation, aging, or storage. Which of the following is/are true about the use of barrels for winemaking? Barrels can contribute flavors of vanilla, spice, and smoke to wine Who proved that fermentation was the result of action by microorganisms? Louis Pasteur Where did Phylloxera-resistant grapevines used for rootstock originate? United States Aging "Sur Lees" or "Sur Lie" is The practice of allowing wine to remain in contact with dead yeast cells in order to impart additional flavor and texture properties In the Traditional System of wine production in France, which existed until the 19th Century, the role of the "Vigneron" was To farm the land on a share-crop basis and make wine for the landowner The term 'Blanc de Noirs' ('white from blacks') on a label of sparkling wine refers to Grape color and winemaking process Heavy alcohol consumption leads to "fatty liver" mainly because The liver focuses on breaking down alcohol, leaving fatty acids to build up The percentage of Americans consuming 16 alcoholic drinks per week (2 drinks or more per day) and up to 78 drinks per week is 10% A person weighing 125 lbs quickly consumes 4 standard drinks at a party. The number of hours to metabolize each drink is calculated by the simplified formula: X = 250 divided by the weight of the drinker. How long will it take this 125 lb person to metabolize the 4 drinks he just had? 8 hours Which of the following is NOT caused Malolactic bacteria in wine? Got this wrong so idk the right answers but the choices are: - Increase in wine color - Production of diacetyl, the compound responsible for buttery flavor - Reduction of acidity - CO2 generation Which of the following is NOT true of Brettanomyces, a wild yeast It improves the flavor of wine