Engineering Questions with Answers - Multiple Choice Questions
Primary Production of Milk Engineering MCQs
1 - Question
When discussing feed mixers, what is the range of manufacturers recommended mixing times?
a) 1-2 minutes
b) 3-6 minutes
c) 10-15 minutes
d) 7-9 minutes
View Answer
Explanation: 3-6 minutes is the minimum mixing time for (single-auger) vertical feed mixers. The feed is mixed into the acceptable mixing range (below 10%) until 3 minutes had elapsed.
2 - Question
The letters FSIS stand for what?
a) Food Service and Inspection Safety
b) Free State Inspection Service
c) Food Sanitation and Inquiry Service
d) Food Safety and Inspection Service
View Answer
Explanation: The Food Safety and Inspection Service (FSIS), an agency of the United States Department of Agriculture (USDA), is the public health regulatory agency responsible for ensuring that United States commercial supply of meat, poultry, and egg products is safe, wholesome, and correctly labeled and packaged.
3 - Question
What do the letters FARAD stand for?
a) Food Animal Resistance Activity Database
b) Food Animal Residue Avoidance Data
c) Food Animal Resistance Activity Data
d) Food Animal Residue Avoidance Databank
View Answer
Explanation: The Food Animal Residue Avoidance Databank (FARAD) is part of the Food Animal Residue Avoidance & Depletion Program, which has served the veterinary profession for more than 35 years.
4 - Question
What bacterium causes cattle tuberculosis (TB)?
a) Mycobacterium canine
b) Mycobacterium ovius
c) Mycobacterium avious
d) Mycobacterium bovis
View Answer
Explanation: Bovine tuberculosis (TB) is a chronic disease of animals caused by bacteria called Mycobacterium bovis, (M.bovis) which is closely related to the bacteria that cause human and avian tuberculosis.
5 - Question
Oxytocin causes what to happen in a dairy cow?
a) Milk letdown
b) Uterine contractions
c) Milk letdown and urine contraction
d) Pregnancy
View Answer
Explanation: Release of the hormone oxytocin from the cow’s pituitary gland in the brain into the bloodstream, where it travels to the udder and causes several important processes to occur. Processes include milk letdown and urine contraction.
6 - Question
How frequently should an average cow freshen?
a) Once every 24 months
b) Once every 12 months
c) Once every 20 months
d) Only once in her lifetime
View Answer
Explanation: Under perfect conditions, the cow has a calf every year. When the cow freshens for the first time and becomes part of the milking herd.
7 - Question
What do the letters NRC stand for?
a) National Research Company
b) National Research Council
c) National Research Chapter
d) National Rehabilitation Center
View Answer
Explanation: The National Research Council (NRC) is the Government’s premier research organization supporting industrial innovation, the advancement of knowledge and technology development, and fulfilling government mandates.
8 - Question
When discussing nutrition, what does NPN stand for?
a) Nonprotein nitrogen
b) Normal protein necessities
c) Natural protein nitrogen
d) No protein in nitrogen
View Answer
Explanation: Non-protein nitrogen (or NPN) is a term used in animal nutrition to refer collectively to components such as urea, biuret, and ammonia, which are not proteins but can be converted into proteins by microbes in the ruminant stomach.
9 - Question
Corn silage, stored in upright, top-unloading silos, should be chopped at what percent moisture?
a) 72 to 75 percent moisture
b) 82 to 85 percent moisture
c) 92 to 95 percent moisture
d) 62 to 65 percent moisture
View Answer
Explanation: Cattle are easily changed from corn silage to a high-grain finishing ration. Corn silage is often used to furnish minimum roughage levels in high-grain finishing rations. Corn silage, stored in upright, top-unloading silos, should be chopped at 62 to 65 percent moisture.
10 - Question
Corn silage stored in sealed uprights should be ensiled at what moisture?
a) No less than 40 percent moisture
b) No less than 50 percent moisture
c) No less than 60 percent moisture
d) No less than 30 percent moisture
View Answer
Explanation: Corn silage is a safe feed. It works well for starting cattle on feed. Corn silage stored in sealed uprights should be ensiled at no less than 60 percent moisture.
11 - Question
What percent moisture should corn silage be chopped at when stored in horizontal silos-bunkers or bags?
a) 10 percent moisture
b) 20 percent moisture
c) 30 percent moisture
d) 70 percent moisture
View Answer
Explanation: Corn silage is a popular feed with Missouri cattle feeders. Harvesting corn as silage furnishes 50 to 60 percent more nutrients per acre for beef cattle. 70% moisture corn silage be chopped at when stored in horizontal silos-bunkers or bags.
12 - Question
What do the letters FSA stand for?
a) Farm Service Agency
b) Farm Study Agency
c) Farm Sales Agency
d) Farm Safety Administration
View Answer
Explanation: The Farm Service Agency (FSA) is the United States Department of Agriculture agency into which were merged several predecessor agencies, including the Agricultural Stabilization and Conservation Service.
13 - Question
What does BVD stand for?
a) Boring Viral Distress
b) Bovine Viral Disease
c) Bovine Viral Dumbness
d) Bovine Viral Diarrhea
View Answer
Explanation: Bovine Virus Diarrhoea (BVD) is a significant economic disease of cattle which is endemic in the majority of countries throughout the world. BVD is a viral disease of cattle that can cause many problems in a herd.
14 - Question
Neospora caninum is a major cause of what in pregnant cows?
a) Abortion
b) Parturition
c) Nutrition deficiency
d) Chronic diarrhea
View Answer
Explanation: Neospora caninum is a protozoan parasite that is emerging as an important infectious cause of weak calves and abortion in cattle.
15 - Question
When referring to vaccinations, what do the letters MLV stand for?
a) Milking Line Vaccination
b) Modified Live Virus
c) Milker’s Logical Vaccination
d) Modified Loving Virus
View Answer
Explanation: Live vaccines contain bacteria or a virus that has been modified (MLV). This means they’ve lost their disease-causing ability (attenuated) or are administered by a route that prevents them from causing clinical disease.
16 - Question
Where is the Dairy Shrine located?
a) El Paso, Illinois
b) Dayton, Ohio
c) Madison, Wisconsin
d) Fort Atkinson, Wisconsin
View Answer
Explanation: The National Dairy Shrine is an American dairying group founded in 1949 and based in Fort Atkinson, Wisconsin. The shrine promotes the dairy industry and records its history. As of 2007, the organization had over 18,000 members from most facets of dairying.
17 - Question
When the environmental temperature falls below 30°F, the normal diet of a young calf should be supplemented with _______________
a) Protein
b) Energy
c) Vitamin A
d) None of the above
View Answer
Explanation: In the case of temperature dripping below 30°F it is recommended that the normal young calf diet should be supplemented with Energy. This energy helps the calf to tackle temperature drip.
18 - Question
When did the World Dairy Expo start sponsoring a collegiate judging contest?
a) 1948
b) 1958
c) 1968
d) 1978
View Answer
Explanation: National dairy cattle judging contests are one of the highlights at World Dairy Expo. They were sponsored since the year 1968.