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ANSC 1401 EXAM WITH 160 QUESTIONS & CORRECT ANSWERS
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ANSC 1401 EXAM WITH 160 QUESTIONS & CORRECT ANSWERS ANSC 1401 EXAM WITH 160 QUESTIONS & CORRECT ANSWERS
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ANSC 1401 EXAM WITH 160 QUESTIONS & CORRECTANSWERS
Which of the following statements is not true related to GMO (genetically
modified organism) foods? - ANSWER-GMOs are produced by injecting
radioactive substances into the vegetables and grains
Why is more efficient to finish a cattle with grains (grass-fed) than with grass
(grass-fed)? - ANSWER-In general, it takes 3 times longer to finish a cattle on
grass. Grain-fed cattle grow faster than grass-fed using less feed and water in total.
Grass-fed cattle need more land and produce more manure in total than grain-fed.
Which of the following statements is not true related to modern animal farms? -
ANSWER-Modern farms look that animals cannot move to increase yilds.
Cattle produces greenhouse gases like CH4 and CO2, as a by-product of food
fermentation in the rumen. It has been determined that cattle production around the
world is the principal source of greenhouse gas emissions. - ANSWER-False
Which of the following statements is not true when we compared Organic
produced foods with conventionally produced food? - ANSWER-Organically
produced foods cost half the price, compared to conventionally produce food
Why antibiotics used in beef production are not the principal reason for the
increase of antibiotic-resistant bacteria? - ANSWER-Most of the antibiotics used
in beef production have low medical importance meaning they are rarely used in
humans.
,Which of the following statements is not true related to hormone implants in
animal production - ANSWER-Hormone implants used in animal production
generate residues in meat that are dangerous for human consumption.
The principal reason for the increase of antibiotic-resistant bacteria is the misuse of
antibiotics by humans. Most of the antibiotics used in beef production are not used
in human health. - ANSWER-True
Which of the following statements is not true when we compare the resources used
for beef production during the 1970' and nowadays? - ANSWER-Each pound of
beef produced in the USA today requires 3 times more water
The annual greenhouse gas emission index (AGG) shows an increase (from 0.8 to
1.4) from 1980 to 2020. What has happened with the global cattle production
(inventory) during this same period? - ANSWER-The population of cows
remained almost constant
Most of the beef cattle feed-lot operations in the USA are located in the center of
the country (states like Nebraska, Oklahoma, Texas, Colorado, and others, because
in this region is where the corn is produced (the corn belt), then the transportation
cost is the cheapest. - ANSWER-True
Why do we have the largest concentration of cattle in west Texas and the
panhandle area? - ANSWER-Because the area is very flat and we received very
low amount of rain, those 2 conditions make feedlots and animals easier to manage
and manure can be easily contained in lagunes.
The amount of cattle in the USA has been increasing since 1980. At the same time,
the HCW (hot carcass weight) has been reducing, meaning that we can get lower
amount of meat (product) from one carcass. - ANSWER-False
, The big drought in 2012 made some changes in crop production and the beef cattle
inventory in the USA. Which of the following statements IS NOT TRUE related to
the drought we had in 2012. - ANSWER-The drought in 2012 did not affect cattle
inventory. On the contrary, the cattle inventory was the highest that year.
Pork production has not improved since 1959. In 1959 we need 8 pigs to produce
1000 pounds of pork, nowadays we need the same 8 pigs to produce the same
amount of pork - ANSWER-False
__________________(country) leads the world in beef production, on the other
hand __________________(country) has the highest cattle population. -
ANSWER-USA, India
The USA is the largest producer of beef in the world principally because we have
the perfect climate to culture corn and soybeans and because of the improvements
in technology (implants and others) that allow the best cattle performance
(production) - ANSWER-True
Which country is the largest producer of pork meat? - ANSWER-China
The current day the Big Four packers consist of: - ANSWER-Cargill, Tyson, JBS,
National Beef
In 2014 there was a big reduction in the pig inventory (number of pigs). What was
the reason for this reduction? - ANSWER-A coronavirus associated with pigs
started in china and spread around the world causing the reduction of pigs.
During the 1800' the big plains, (states like Texas, Nebraska, Colorado, and others)
were covered with grass and cattle was a very common economic activity in this
area. How were cattle bring to the big packing facilities in Chicago and other cities
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