Explore topic-wise MCQs in Dairy Engineering.

This section includes 126 Mcqs, each offering curated multiple-choice questions to sharpen your Dairy Engineering knowledge and support exam preparation. Choose a topic below to get started.

51.

To prevent milk fat from separating itself from the fluid portion of the milk is?

A. Homogenized
B. Pasteurized
C. Sterilized
D. Thermalized
Answer» B. Pasteurized
52.

It requires ______ pound(s) of milk to produce one pound of butter.

A. 1
B. 11
C. 22
D. 33
Answer» D. 33
53.

It requires ________ pound(s) of milk to produce one gallon of gourmet ice cream.

A. 8
B. 12
C. 16
D. 24
Answer» C. 16
54.

Curd is the _______________during the cheese making process.

A. A region which supplies substantial components required
B. Material found in the stomach of young calves necessary
C. Liquid portion at the bottom on the container that is hard to dispose of
D. From Custard-like substance formed at the top of the container
Answer» E.
55.

Cottage cheese is a soft, unripened cheese with approximately _____________ moisture content.

A. 20%
B. 50%
C. 80%
D. 100%
Answer» D. 100%
56.

According to HACCP, what is a receiving station?

A. Where supplies are received
B. Where trucks receive milk
C. Anywhere raw milk is received, handled, stored, etc
D. Where cows enter to be milked
Answer» D. Where cows enter to be milked
57.

Parmesan and/or Romano cheese are very hard grated/shaken cheese with __________ moisture content.

A. 20%
B. 30%
C. 50%
D. 70%
Answer» D. 70%
58.

Butter is made from the milk and/or cream and must contain a minimum of?

A. 5% fat
B. 20% fat
C. 50% fat
D. 80% fat
Answer» E.
59.

Yogurt is manufactured from fresh, whole, low fat or skim milk that is heated before fermentation. However, Federal standards require yogurt to have a minimum of _____ fat.

A. .5%
B. 1%
C. 2%
D. 3.25%
Answer» E.
60.

By FDA definition of an imitation product, which of the following is NOT true?

A. Taste like the real product it represents
B. Has the same nutritional value as the real product it represents
C. Looks like the real product it represents
D. Imitation products aren’t regulated by the FDA
Answer» C. Looks like the real product it represents
61.

The largest increase per capita in all dairy products in 2009 was?

A. Cheese
B. Yogurt
C. Low-fat milk
D. Ice cream
Answer» C. Low-fat milk
62.

Milk protein allergies are a form of milk intolerance. This generally occurs only in infants and is usually outgrown by?

A. 6 month of age
B. 12 months of age
C. 18 months of age
D. 24 months of age
Answer» E.
63.

The secretary tissue within the mammary gland is a grapelike structure called?

A. Alveoli
B. Clitoris
C. Glanus cistern
D. Annular ring
Answer» B. Clitoris
64.

Sour Cream frequently develops a bitter flavor due to continued bacterial proteolytic enzyme activity when stored for more than?

A. 1 week
B. 3-4 weeks
C. 6-8 weeks
D. 10-12 weeks
Answer» C. 6-8 weeks
65.

Milk marketed, today as low-fat milk has no more than _____% milk fat.

A. 3.25
B. 2.5
C. 2
D. 1
Answer» E.
66.

An example of an extra hard cheese is?

A. Parmesan
B. Muenster
C. Ricotta
D. Brie
Answer» B. Muenster
67.

Buttermilk is the product resulting from?

A. An addition of extra fat to raw fluid milk
B. Removal of the butter (fat particles) form raw fluid milk
C. Heating of both butter and milk to facilitate the blending of them together
D. Artificial product produced using non-saturated vegetable oils
Answer» C. Heating of both butter and milk to facilitate the blending of them together
68.

Rennet is used in many milk products to produce a thicker bodied product. Natural rennet comes from?

A. Mines in Eastern China
B. Microscopic plants growing the ocean
C. Inside the stomach of young claves
D. Composted cow manure treated with UV rays
Answer» D. Composted cow manure treated with UV rays
69.

To defray the cost of federal orders, handlers are assessed ____ per hundredweight of milk received.

A. 1-3 cents
B. 2-5 cents
C. 3-4 cents
D. 15 cents
Answer» C. 3-4 cents
70.

Cows with _____ have a higher incidence of mastitis because a physical injury is more likely.

A. Sickled hocks
B. Horns
C. Lower foot angles
D. Pendulous udders
Answer» E.
71.

The _____ or uniform price is determined by the proportion of the total delivery used in products of these classes.

A. Classified
B. Average
C. Parity
D. Blend
Answer» E.
72.

Which of the following is untrue concerning the federal milk marketing orders?

A. They are legal instruments
B. It is a uniform system of classified pricing
C. Producers are not guaranteed a market
D. Sanitary restrictions on production are imposed on producers
Answer» E.
73.

Under federal orders, dairy farmers receive their milk checks _____

A. Once or twice monthly
B. Weekly
C. Bi-monthly
D. Directly from the FSA office
Answer» B. Weekly
74.

Which is a true statement concerning federal milk marketing orders?

A. Public hearings are held so that all interested parties may present their views
B. They remove the need for cooperatives
C. They are designed to weaken the bargaining power of single large dairy farmers
D. They assure the corrected weighting, testing and sanitary conditions of milk
Answer» B. They remove the need for cooperatives
75.

Rubber parts readily absorb ____ and need to be cleaned in an alkaline detergent.

A. Protein
B. Carbohydrates
C. Milk fat
D. Minerals
Answer» D. Minerals
76.

The hormone oxytocin is released by the ____ gland. This act stimulates the mammary gland.

A. Pituitary
B. Sweat
C. Endocrine
D. Vascular
Answer» B. Sweat
77.

Badly dented or damaged milkers unit parts are caused by?

A. Strong chemicals
B. Improper design
C. Careless handling
D. Solvents
Answer» D. Solvents
78.

The leading state in total milk production is?

A. Wisconsin
B. Minnesota
C. California
D. New York
Answer» D. New York
79.

Non-fat yogurt must have a maximum of ______ fat prior to the addition of bulky flavors.

A. .5%
B. 1%
C. 2%
D. 3.25%
Answer» B. 1%
80.

Transitional milk is the label given to the milk produced in?

A. One retail region and moved to another retail region for processing
B. From the Colostrum stage to 11th milking that cannot be legally marketed for human consumption
C. In the truck to the holding silos, not yet in the production cycle
D. Produced at the end of lactation but before the cow is transitioned into the dried state
Answer» C. In the truck to the holding silos, not yet in the production cycle
81.

Monterey Jack cheese has a maximum moisture content of ___________%

A. 24
B. 36
C. 44
D. 60
Answer» D. 60
82.

Properly processed UHT milk may be stored at room temperature for?

A. 24-28 hours
B. 10-15 days
C. Several weeks
D. 6 months
Answer» D. 6 months
83.

It takes approximately ____ pounds of skim milk to make a pound of dry curd cottage cheese.

A. 4.3
B. 7.3
C. 7.8
D. 8.6
Answer» C. 7.8
84.

The main objection to dirt and milk stone on parts is _____

A. Vacuum fluctuations
B. Poor milkers function
C. Poor looks
D. Increased bacterial count
Answer» E.
85.

Today, milk that has been ultra pasteurized must have been heated at or above ______degrees F for at last ________ seconds.

A. 191, 2
B. 212, 3
C. 260, 2
D. 280, 2
Answer» E.
86.

Some soft serve frozen dairy products have replaced milk fat with?

A. Peanut butter
B. Honey
C. Fruits
D. Vegetable oil
Answer» E.
87.

It takes approximately _____ pounds of skim milk to make one pound of non-fat dry-milk.

A. 10
B. 11
C. 12
D. 20
Answer» C. 12
88.

Low levels of the enzyme lactase may lead to lactose intolerance. Symptoms of lactose intolerance include ALL of the following EXCEPT?

A. Headaches
B. Nausea
C. Diarrhea
D. Abdominal cramps
Answer» B. Nausea
89.

If the CMT has a somatic cell count of 1,200,000 to 5,000,000 what is the interpretation?

A. Serious mastitis
B. Subclinical mastitis
C. Negative (healthy)
D. None of the mentioned
Answer» B. Subclinical mastitis
90.

What does HACCP stand for?

A. High Altitude Computer Control Protocol
B. High Aptitude Critical Consideration and Punctuality
C. Help Animals in Confined Conditions and Preserves
D. Hazard Analysis and Critical Control Points
Answer» E.
91.

One of the mechanisms used by the USDA to remove surplus dairy products from the supply is to subsidize manufacturers who sell overseas at a loss. This is called the?

A. Price Support Program
B. Butter-Powder Formula
C. Dairy Export Incentive Program
D. Commodity Credit Program
Answer» D. Commodity Credit Program
92.

Under which of the following weather conditions would you expect to observe the greatest decrease in milk yield per cow?

A. Cold and dry
B. Hot and humid
C. Cool and humid
D. Warm and dry
Answer» C. Cool and humid
93.

From the mid 1950’s until 2009, individual production per cow has?

A. Remained static
B. Increased by 50%
C. Increased by100%
D. Increased by 400%
Answer» E.
94.

Although milk from the cow is processed, it is not an engineered or fabricated food and contains about ________ % solids.

A. 3.5
B. 13
C. 76
D. 87
Answer» C. 76
95.

Dairy cows need _________ day dry periods for rejuvenation of secretory tissue and restoration of body condition.

A. 30
B. 60
C. 90
D. 120
Answer» C. 90
96.

From the mid 1950’s until 2009, the size of the U.S. dairy herd has?

A. Decreased by 50%
B. Remained static
C. Increased by 50%
D. More than doubled mirroring the population growth
Answer» B. Remained static
97.

The major difference between Evaporated and Condensed milk is?

A. Evaporated milk has less water than condensed milk
B. Evaporated milk can be stored non-refrigerated, whereas condensed milk requires refrigeration
C. Condensed milk has a lower fat content than evaporated milk
D. Condensed milk comes in smaller size containers than evaporated milk
Answer» C. Condensed milk has a lower fat content than evaporated milk
98.

Evaporated milk has been preheated to stabilize the protein, followed by the removal of?

A. 30% of the water
B. 60% of the water
C. 90% of the water
D. All of the fat
Answer» C. 90% of the water
99.

Fat globules in raw milk average about ____________________in diameter.

A. of 1/25,000 of an inch, more or less 1 micron
B. of 6/25,000 of an inch, more or less 6 microns
C. of 1/2,500 of an inch, more or less 100 microns
D. of 1/250 of an inch, more or less 1000 microns
Answer» C. of 1/2,500 of an inch, more or less 100 microns
100.

Dry milk must have less than _________ % moisture by weight.

A. 5%
B. 10%
C. 15%
D. 25%
Answer» B. 10%