Chapter 17 Fermentation

What are the factors of a good starter culture?

• Convert most of the sugars to lactic acid

• Increase the lactic acid concentration from .8 to 1.2 (Titratable acidity)

• Drop pH between 4.3 and 4.5

• All of the above

What are fungi classified by?

• Color and Shape

• Shape

• Structure and Reproduction

• Reproduction

Why are antibiotics able to kill bacteria without damaging body tissue?

• Their color

• Their structure

• The material they are made from

• none of the above

The primary function of lactic starters is the production of __________ from sugars...

• Carbon Dioxide

• yeast

• ascentic acid

• lactic acid

A good starter culture will drop the pH between...

• 4.3 and 4.5

• 5.4 and 5.8

• 6.2 and 6.4

• 7.3 and 7.6

The basic structure of most fungi is made of filaments or tubes called...

• Hyphae

• Mycellum

• Chlorophyll

• Nexoses

How many gallons of beer is produced annually?

• 15 million

• 30,000

• 1,000 million

• 350 million

What country consumes the most beer?

• Germany

• America

• Indonesia

• Italy

For Cellular Respiration to occur it needs what?

• Mold

• Oxygen

• Water

• Heat

What is NOT a factor that affects the growth of microbes

• Food Supply

• pH

• Temperature

• emotional state