4.03 – Animal Science Breeds, Production, Management – Flashcards
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. A breed of cattle with black and white markings clearly defined is:
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Holstein.
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. The Angus is BEST known for its:
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Black color and high quality meat.
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. A breed of cattle that is red with a white face and raised primarily for beef production is:
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Hereford.
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. What was the MAJOR reason exotic breeds of cattle were imported into the United States?
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Consumers demanded leaner meat.
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. An economic advantage for using exotic breeds of beef cattle is their:
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Fast growing calves.
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. American breeds developed by crossing the Braham from India with English breeds are bred to:
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Increase heat tolerance.
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. The consumer demands hogs today that are:
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Lean type hogs for meat production.
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. The BEST way to improve hybrid vigor in swine production is to cross:
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Purebred boars to crossbred sows.
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. What is the MAJOR use for the Broad Breasted White?
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Commercial turkey production
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. Broilers are a type of chicken that are MOST often used for:
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Meat production.
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. The greater the density of fish in a system, the:
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More difficult the management.
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. Jimmy decides to use cage culture in his new aquaculture system. Which factor probably MOST influenced his decision?
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Fish are easily monitored for growth rates and feeding purposes
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. Hope must monitor her aquaculture production system very carefully since the system confines fish in floating pens because fish:
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Can not escape stressful water conditions by moving to other parts of the pond.
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. Weather is a factor in fish farming. Why might a fish kill occur when a pond "rolls over" due to weather?
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Low levels of dissolved oxygen
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. Lorie monitors the water quality very closely as she processes waste water through a biological filter before returning it to the growing area. Which system is she MOST likely using?
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Recirculating tanks
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. A species of fish MOST often raised in aquaculture systems where there is cold, running water in streams is:
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Trout.
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. An example of a ruminant animal is a:
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Sheep.
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. How many compartments are found in the ruminant digestive system of a cow?
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4
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. An example of a monogastric animal is a:
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Pig.
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. Poultry rations must be high in food value since chickens have no true stomach and:
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They can only store small amounts of food in their digestive system.
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. In the digestive system of poultry, feed is crushed and mixed with digestive juices in the:
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Crop.
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. The MAIN function of protein in livestock feeds is to:
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Build muscle.
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. Carbohydrates are the MAINLY used in livestock rations to supply:
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Energy.
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. Calcium is MOST important for the development of egg shells and is supplied in:
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Ground limestone.
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. Vitamins are important because they:
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Help prevent many livestock diseases.
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. The MAIN source of carbohydrates in feeding swine is:
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Cereal grains.
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. Roughage is a MAJOR feed ingredient for:
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Cattle.
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. Green pasture and hay in the livestock diet are the MAJOR sources of
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Roughage.
