CB RR

What are the compounds in hops that provide the bitter component and that affect the taste of beer the most?

Humulones

What is the botanical name of the plant that hops are extracted from?

Humulus lupulus

What is the scale used to measure the bitterness of commercially brewed beers?

IBU (International Bittering Unit)

In beer making, what does IBU stand for and what does it indicate?

International Bitterness Units; measures the concentration of hop compounds in beer, specifically concentration of isohumulone, an acid found in hops that gives beer its bitter taste

Guinness stout beer is a product of this country: England, Scotland, Wales, Ireland

Ireland

In beer making, during the boiling process, roughly 25-35% of the alpha acids in the bitter hops are converted to what compound?

iso-alpha acids

What is the process in beer to carbonate the beer without using sugars or other adjuncts?

krausening

What is the process in which beer is matured at colder temperatures for many weeks, even up to a year?

Lagering

What beer style do you need sour cheeries to?

Lambic

List 5 of the original ingredients found in Pepsi.

Lemon oil, kola nuts, sugar, water, caramel, nutmeg

In beer making, what is the common name for germinated barley?

Malt

In whiskey making, wetting the barley grains to stimulate germination is called:

Malting

What is the major fermentable sugar in brewer’s wort?

Maltose

The part of the beer making process that involves heating malt and water to 60 C to facilitate enzymatic reactions is called

mashing

In beer manufacturing, what ions in water essentially gives malty characteristic?

Melanoidins

What are the 6 grape varieties that can be used to make Red Bordeaux wine?

Merlot, Cabernet Sauvignon, Cabernet franc, Petit verdot, Malbec, Carmenere

What is the name of the cocktail that contains white rum, mint, soda water, lime juice and sugar?

Mojito

What is Krausening (used in beer production)?

natural carbonation, the CO2 from fermentation collected and added back into the beer later

Name four varieties of noble hops.

Noble hops are classic European varieties that are responsible for the signature flavors of pilsner and other Continental lagers. The four noble varieties are:

Hallertauer Mittelfrüh
Tettnang
Spalt
Saaz
 

Name the genus and species of the organism predominantly responsible for mellow lactic fermentation in wine.

Oenococcus oeni (known as Leuconostoc oeni)