ANSC 1011 Exam 3 Fully Solved

True - Agriculture, the combination of science and art used to cultivate and grow crops and livestock, is the backbone of modern society. True - The field of scientific study of domesticated animals is called animal science. True - Consumers in the United States have not eaten beef from genetically modified or transgenic cattle. False - Dry forages generally have a lower fiber content and higher energy content than concentrates (grains). True - Hydrochloric acid (HCL) is a strong acid which results in a stomach pH of approximately 1.5 to 2.0 for non-ruminants. True - Expected progeny difference (EPD) is a statistical calculation based upon genetics of the animal and all relatives, which in turn predicts offspring's performance. False - It is impossible for a young broiler or baby pig to gain a pound on less than a pound of feed. False - Body wastes are excreted from one opening by the bird and the manure is always brown in color due to the uric acid. False - From a heritability standpoint, it is much easier to show selection progress for reproductive traits than for growth traits of beef cattle. False - For beef cattle, cows are larger and weigh more at maturity than bulls False - Every animal has a maintenance requirement and the actual maintenance requirement is constant from birth to death for most animals. True - The accuracy of EDP's is a measure of reliability and will change as more production data on offspring becomes available. True - For a two year old beef heifer, reproduction is the first trait affected by inadequate nutrition.