Podcast
Questions and Answers
What are the two factors affecting the quality grade of beef in cattle?
What are the two factors affecting the quality grade of beef in cattle?
EPDs (expected progeny differences) and marbling
What is the purpose of a genetics selection program in cattle breeding?
What is the purpose of a genetics selection program in cattle breeding?
To breed animals whose sole purpose will be to reproduce
What is the characteristic of a ruminant foregut that acts as a fermentation vat?
What is the characteristic of a ruminant foregut that acts as a fermentation vat?
It is the largest of the 4 compartments
What type of vegetarian eats dairy foods, eggs, and fish?
What type of vegetarian eats dairy foods, eggs, and fish?
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What is the name of the breed of swine that is black with a white belt and originated in Boone County, Kentucky?
What is the name of the breed of swine that is black with a white belt and originated in Boone County, Kentucky?
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What is the science of breeding and caring for farm animals?
What is the science of breeding and caring for farm animals?
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What is the approximate percentage of red meat consumed in the world that is comprised of pork?
What is the approximate percentage of red meat consumed in the world that is comprised of pork?
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What is the primary goal of the emphasis on humane treatment of animals in agriculture?
What is the primary goal of the emphasis on humane treatment of animals in agriculture?
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What is the term used to describe the offensive odor and taste associated with pork from a boar?
What is the term used to describe the offensive odor and taste associated with pork from a boar?
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What percentage of the US population identifies as vegetarian?
What percentage of the US population identifies as vegetarian?
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What is the primary characteristic of the continentally bred cattle that displays a white or light tan coat?
What is the primary characteristic of the continentally bred cattle that displays a white or light tan coat?
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What is the estimated percentage of agriculture's GHG emissions that can be attributed to the livestock industry?
What is the estimated percentage of agriculture's GHG emissions that can be attributed to the livestock industry?
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Study Notes
Meat Consumption and Agriculture
- 70% of all red meat consumed in the world is pork
- Agriculture is responsible for 24% of GHG emissions
- Since 1980s, the population trend in dairy cattle has been decreasing
Animal Breeds and Characteristics
- Angus is the most popular breed of beef cattle in the U.S.
- A castrated male sheep is called a wether
- Hampshire is a continental breed of cattle that displays a white or light tan coat and high growth rate and muscle development
- Poland China is a very prolific swine breed that is white with droopy ears and long bodied
- Duroc is a breed of pigs that is red with droopy ears, originated in the Eastern U.S., and is noted for durability, growth, and feed efficiency
Anatomy and Health
- Ruminant foregut has a pouch-like structure with tissue arranged in a network resembling a honeycomb called the rumen
- A body condition score of 1 for a dairy cow indicates emaciation
- Hypomagnesemia is a condition in cattle resulting from a magnesium deficiency
- Respiratory disease affecting cattle can be either upper or lower respiratory disease
History and Industry
- The use of sexed semen has gained popularity in dairy industry
- The Morrill Act established land grant universities
- Abilene, KS was a major point in the cattle trade
- The goal of anthropocentrism is to have a relationship of strong affection with an animal, typically a pet
- The railroad technology changed transportation of livestock in the U.S. in the 1800s
- Only 14 of 1.3 million recorded species of animals on earth are domesticated for food
- Only 5% of the US population is vegetarian
Poultry and Miscellaneous
- Poultry industry is the largest user of antibiotics per animal
- Lacto-ovo-pescatarian is someone who eats dairy foods, eggs, and fish
- The epiglottis is a flap that closes when food is swallowed to prevent food from entering the lungs
- Sheep and goats were the first domesticated food animals
- Most broiler production is found in the southeastern United States
- Theodore Roosevelt was the President of the United States when the USDA was established
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Description
Test your knowledge of cattle breeds, animal anatomy, and physiology in this quiz. Identify different types of cattle, understand the structure of a ruminant's foregut, and learn about various muscle types. How well do you know your agriculture and animal science?
