WorksheetsMilk Production 2024
Total questions: 20
Worksheet time: 10mins
The document used by the U.S. dairy industry that contains the rules for producing today's fresh pasteurized milk supply is ___________.
The Code of Federal Regulations
Standard Methods for the Examination of Dairy Products
The Grade A Pasteurized Milk Ordinance
Capper-Volstead Act
What state is home to the most organic dairy farms?
Tennessee
California
Oregon
New York
What is the maximum bacteria count per milliliter of milk allowed for pasteurized Grade 'A' milk?
20,000
50,000
100,000
750,000
Adulteration of milk with water is unlawful and can be detected by testing for___________.
titratable acidity
a high freezing point
somatic cells
peroxide
Which of the following occurs during the HTST pasteurization process?
The amount of protein is decreased
Thermoduric spore-forming microorganisms are eliminated
Pathogenic microorganisms are killed
All the milk is heated to at least 171°F
U.S. farm milk contains on average approximately .
87% water, 4% milkfat, and 9% skim solids
less than 8.0 % milk solids not fat
90% water, 2% milkfat, and 8% skim milk solids
85%water, 3.50% milkfat, and 11.50% skim milk solids
Which region of the country has the largest average dairy herd size?
Southeast
Northeast
West
Midwest
Raw milk somatic cell count must be __________ or less to meet Grade A government standards in the United States and _________ or less to meet export standards required by the European Union (EU).
20,000; 100,000
250,000; 400,000
400,000; 750,000
750,000; 400,000
__________ continues to be the top seller in the Lactose-free category.
Almond milk
Silk milk
Rice milk
Milk
Cracked and blistered rubber parts of milking machines are likely to cause_____________.
high bacteria counts of milk
oxidation of milk
rancid flavor in milk
high freezing points of milk
The ability of lipase to attack milkfat and produce a rancid off flavor is enhanced by ______.
oxytocin
excessive agitation of warm raw milk
estrogen
feeding cows moldy hay
Which breed of dairy cattle typically has the highest percentage of A1 (versus A2) genes for the beta-casein protein?
Jersey
Brown Swiss
Guernsey
Holstien
Salty flavor in milk can be attributed to which two things?
Too much salt in the ration and impaired kidney function of the cow
Excessive feeding of minerals and dry roughage
Cows with mastitis and milk produced late in a cow's lactation period
Salt based sanitizers or alkaline water for drinking
Even when there are no clinical signs, a cow's milk production begins to decline when its somatic cell count is greater than how many cells/ml?
100,000 cells/ml
200,000 cells/ml
400,000 cells/ml
750,000 cells/ml
The Jersey breed originated on the Isle of Jersey, which sits off the coast of what nation?
France
Ireland
Germany
Spain
Milk is a major nutritional source of which mineral that, when combined with vitamin D and exercise builds strong bones and teeth.
calcium
phosphorous
casein
lactose
The two most common tests used for determination of unpasteurized milk quality are _______ and __________.
standard plate count and antibiotic
somatic cell count and standard plate count
flavor and titratable acidity
milk urea nitrogen (MUN) and phosphatase test
A CMT test indicating a distinct precipitate but does not gel is scored a '4' and represents approximately_____________.
50,000-100,000 cells/ml
200,000-300,000 cells/ml
400,000-500,000 cells/ml
750,000-1,000,000 cells/ml
About half of the cost of a case of clinical mastitis is related to what?
Additional labor
Treatment
Discarded milk
Veterinary cost
To what temperature must a farm bulk tank, or cooling plate, have the capacity to chill milk within two hours of the end of a milking?
≥50F
≤45 F
≈40 C
≤55 F
