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ANSC: Exam 1 Questions And Answers With Verified Solutions Already Passed!!! Latest Updated 2024
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ANSC: Exam 1 Questions And Answers With Verified Solutions Already Passed!!! Latest Updated 2024
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ANSC: Exam 1 Questions And AnswersWith Verified Solutions Already
Passed!!! Latest Updated 2024
primary use of domestic animals - ANSWER✔✔draft animals (nonhuman power
source)
biomedical research
entertainment industries (horse races)
what is agriculture - ANSWER✔✔the combination of science and art used to
cultivate and grow crops and livestock and process the products
hunter-gathers to modern day agriculture. (progression) - ANSWER✔✔humans
hunted and consumed animals for 2 million years before domestication; used the
meat, bones, and skins; behavioral changes-became farmers; cultural revolution
and step towards civilization, after domesticationing animals, humans had to
manage them, care for them, and learn to use them to our best advantage; thus
animal science began
domestic animal - ANSWER✔✔an animal that has been tamed and kept by
humans as a work animal, food source, or pet
when did the various species become domesticated - ANSWER✔✔1st
domesticated animal: dog 12,000B.C. (14,000 years ago)
1st domesticated farm animal: sheep 8,000B.C. (10,000 years ago)
animal science - ANSWER✔✔the branch of science that deals with domestic
animals
,animal science specialites - ANSWER✔✔genetic , nutrition (feeding animals),
physiology (mechanism of animal life), animal health (diseases, parasites),
ethology(animal behavior), meat science(processing, distribution, marketing),
dairy product science, biotechnology(molecular and cellular biology)
animal distributions: animals worldwide - ANSWER✔✔4.9 billion large farm
animals world wide
22.9 billion poultry
1.4 billion cattle
1.08 billion sheep
93 million pigs
84 million goats
109 million horses, asses, and mules
animal contributions to mankind - ANSWER✔✔food: meat, milk, blood, and fat
body coverings: wool, leather, belts, and hides
work: field work and transportation
body wastes: fuel, fertilizer (N-P-K), construction material, and feed
other: capital storage, income, prestige, religion, by-products, recreation, and
research
plant vs. animal food as sources of energy and protein in U.S. vs. world: -
ANSWER✔✔Worldwide: plants: 82.3 energy, 62% protein
U.S.: plants: 73% energy, 36% protein
Worldwide: animals: 17.7% energy, 38% protein
U.S.: animals: 27% energy, 64% protein
, animals are a more important source of protein than they are of calories, supplying
40% of the proteins consumed in the world
of the animal proteins sources: meat supplies app. 48.4%; milk supplies app.
26%;fish supplies app. 17%; ; egg supplies 8.6%
relative contribution of animal protein - ANSWER✔✔meat, eggs, and dairy
products are important food source because they are nutrient dense
animal foods are an important source of vitamins and mineral and protein in animal
foods is more likely than are plant proteins to include essential amino acids in the
correct proportions
nutrient dense - ANSWER✔✔a measure of the chemical substances of food that
provides nourishment as compared to the calories
essential amino acids - ANSWER✔✔the smallest complete unit of a protein that is
required by the body but can't be manufactured at a rate needed for growth,
reproduction, or milk production
draft animal - ANSWER✔✔one that is used to aid in work/labor
which animal is most important source of meat - ANSWER✔✔pig
other uses of animals - ANSWER✔✔biomedical research with animals-30
additional years of life since 1990
specially trained animals assit people with visual, hearing and other disabilities
biofuel production plays a role in food availability and price
animals convert inedible feeds to valuable food for humans
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