Ethanol fermentation - Study guides, Class notes & Summaries

Microorganisms Correct Answer-organisms that are too small to be seen with the unaided eye Microbes in our life Correct Answer--pathogenic (disease-causing) -organic (carbon-based) (proteins, carbs, DNA) What do microbes produce? Correct Answer--produce industrial chemicals such as ethanol and acetone -produce fermented foods such as vinegar, cheese and bread -produce products in manufacturing (cellulase) and treatment (insulin) What are the 3 classifications in the ecosystem? Correc...

IBD GCD Key Terms Test with Complete Solutions ABV - Answer-The standard method of measuring the concentration of ethyl alcohol (ethanol) in water. The units are percentage (%) Alcohol By Volume. Acetaldehyde - Answer-An unwanted flavor compound produced as a co-product (congener) of fermentation and distillation. Acetic Acid - Answer-An organic acid (Vinegar) also produced as a congener of fermentation and distilling. Acetobacter - Answer-A contaminating bacteria responsible for produ...

Microbiology Lab Test 1 Questions and Answers Rated A What are the 4 steps to putting a microscope away? 1.) Clean 2.) Lower stage completely 3.) Scanning power objective in position 4.) Tighten silver knob Foods that are made possible by lactic acid fermentation include: Answer: yogurt, sauerkraut, sour cream, buttermilk, cheeses, kimchi. Foods and beverages made possible by ethanol fermentation include: Answer: beer, ale, mead, wines, distilled alcoholic beverages, yeast bread. Foods that a...

WSET Level 2: Spirits Quiz with Verified Answers |Latest 2024/2025 What is the aim of processing the raw material? ️ To create a sugary liquid What happens during alcoholic fermentation? ️ Yeast eats sugars to create alcohol, congeners and carbon dioxide What system is used in the USA to express alcohol content? ️ Proof. Two degrees proof equals 1% abv What is the aim of distillation? ️ To select and concentrate parts of the alcoholic liquid (alcohol and congeners) and leave othe...

Biology A - Cumulative Exam Questions and Answers 100% Pass Which process leads to the creation of ethanol? 1. Fermentation of lactic acid 2. Fermentation of alcohol 3. Citric acid cycle 4. Electron transfer chain Fermentation of alcohol Which type of microscope was first used to observe DNA strands? 1. Tunneling microscope 2. Basic microscope 3. Light microscope with multiple lenses 4. High-resolution electron microscope 2 High-resolution electron microscope M...

GCD Section 1 Exam Questions with Correct Answers What are the 5 basic process steps for potable spirits? - Answer-they're made from a source of fermentable sugar(s); sugars are converted into EtOH & CO2 by fermentation; EtOH is concentrated by distillation; resulting high alcohol can be matured, blended, flavored, and diluted; the finished product is packaged ABV - Answer-the standard method of measuring the concentration of ethyl alcohol (ethanol) in water; the units are percentage (%)...

How do catalysts and inhibitors affect reaction rates? How is ∆G affected by enzymes? correct answers catalysts increase reaction rates; inhibitors decrease them. ∆G is not affected by enzymes Name 3 ways to determine if something has been oxidized or reduced. correct answers oxidation= gain of oxygen, loss of hydrogen, loss of electrons reduction=loss of oxygen, gain of hydrogen, gain of electrons Name cellular location and end products per glucose for the following: glycolysis, pyru...

HOW IS EXTRUSION DEFINED? There are several definitions for food extrusion, one of them is: Extrusion is a heat treatment process of the H.T.S.T high-temperature short time), which through a combination of heat, moisture, and mechanical work, modifies profoundly the raw materials, providing new shapes and structures with different functional and nutritional characteristics. What are the main applications of the extrusion process? 3 WHAT ARE THE MAIN APPLICATIONS OF THE EXTRUSION PROCE...

What is wine? correct answers Alcoholic beverage obtained from grape juice fermentation What are the 8 constituents of wine? Percentages? correct answers i) Water 78-92% ii) Ethanol 7-21% iii) Acids 0.2-1% iv) Sugars 0.1-10% v) Phenol Groups 0.1-1% vi) Volatile Compounds 200 > 1000 vii) Proteins - mostly precipitated or filtered out viii) Vitamins and minerals - very few no health benefits What is a varietal wine? correct answers One made from the grapes of corresponding variety...

t/f: States hold owners and operators of establishments and their employees liable if they discriminate against guest - Answer true Can you refuse alcohol service to a woman because she's pregnant? - Answer No, considered gender discrimination fermentation - Answer alcohol made by fermenting plants (berries and fruits), or grains (barley) -During fermentation: yeast breaks down plants and grains, which produces ethanol -beer and wine created with this process