Animal Science Quiz test answers

Question 1

the US produces th emost lbs of beef, because of greater efficienty, breed types, and US has greatest pop in world

Answer 1

False

Question 2

cattle prefer to browse of woody shrubs/plants

Answer 2

false

Question 3

most sheep and horses are referred to as season polystrus

Answer 3

true

Question 4

the angora goat is known for producing mohair

Answer 4

true

Question 5

the beef industry usually runs on a 5 year cycle of growth and decline of cattle inventroy

Answer 5

true

Question 6

in recent years Utahs goat pop has been increasing

Answer 6

true

Question 7

we find more cattle in states like NM and UT because we need less acres per cow compared to states like KY and FL

Answer 7

false

Question 8

which word indicates a set of birds with similar characteristics

Answer 8

breed

Question 9

use the flow chart below to correclty label the structure of the beef industry discussed in claass

Answer 9

a. seedstock production
b. commercial
c. yearling stocker,
d. farmer feeders
e. feedlots
f. packers

Question 10

peak sheep inventory numbers occured between what years in US

Answer 10

1880-1940

Question 11

you have. apiece of ground that can comfortablyh graze 300 cow calf pairs over growing seasonl. how many sheep could you graze if you replaced half of cow calf pairs with mature ewes

Answer 11

750

Question 12

producers on enterprieses with more than 10 goats generally report that their goats are used for

Answer 12

meat

Question 13

what type of fibers can be found within a sheep fleece

Answer 13

hair, wool, kemp

Question 14

which term best describes stocker operation for cattle

Answer 14

adds weight to weaned calves before finishing

Question 15

which is the most commonly used breed of chicken for egg production inUS

Answer 15

white leghorn

Question 16

continental breeds were introduced into crossbreeding programs to

Answer 16

increase size of calves, increase muscle growth, increase herterosis

Question 17

which of the following terms is used for a young femal pig that has not had piglets

Answer 17

gilt

Question 18

what is the cause for the greatest amount of piglet mortailtiy preweaning

Answer 18

crushing

Question 19

what animal can be consdiered a guard animal for hseep and goats

Answer 19

all of the above

Question 20

popular terminal sire breed of sheep

Answer 20

suffolk

Question 21

fine wool breed of sheep orginating from france an dpopular on US ranch operations

Answer 21

rambouillet/merino

Question 22

darity goat breed that comes in a vaeity of colors and has a distinct roman nose and penduous ears

Answer 22

nubian

Question 23

maternal breed of swine

Answer 23

yorkshire, landrace, chester white

Question 24

sire breed of swine

Answer 24

duroc, berkshire, hampshire, spotted, poland china

Question 25

most popular breed of bos tauraus cattle

Answer 25

angus

Question 26

bos indicus breed of cattle commonly used in Southern US

Answer 26

brahman, zebu

Question 27

breed of cattle gthat expresses double muscling

Answer 27

belgian blue

Question 28

most popular terminal sire breed of goat

Answer 28

boer

Question 29

carpet wool breed of sheep

Answer 29

scottish blackface, navajo churro, herdwick, lincoln, suffolk

Question 30

what predator of Us kills mroe sheep than anhy other animal

Answer 30

coyote

Question 31

from 2016 to 2022 which country did the US export the most beef to

Answer 31

japan

Question 32

choose the correct ranking of wool characteristics from most important tow ool value to least important

Answer 32

yield, average staple length, crimp

Question 33

whtihc number is ocnsidered to be an optimal BCS for cattle

Answer 33

6

Question 34

what three breeds of sheep were developed in US in Debois nOIdaho Sheep Experiemnt station

Answer 34

columbia, targhee, polypay

Question 35

what is BCS

Answer 35

asses level of body fat reserves. a number ranging from 1-9

Question 36

where are two areas to measure BCS

Answer 36

spine, ribs, pins, hooks, tailhead

Question 37

what BCS would u give this cow

Answer 37

5. increased fat cover over ribs, last ribs are distinguishable, tailhead full, but not rounded

Question 38

how can BCS be used in a producgtion setting

Answer 38

to see if they can be used for meat consumption. we can see if they can reproduce well. see how noursihed they are. illness detection

Question 39

explain in detaill the difference between chickens raised for meat 100 ya, vs modern day meat fchicken. list 3 things the industrust has done better, and how it has positivelty affected prodcution. additionaly, descrfibe how industry has been able to make this change in comparison to other industries/species of lifestock

Answer 39

intensehuman involvment. improved nutrition, management, breeding programs. Ai and incubators, speedy postal delivery, better nutriton. more efficient and safer production, higher uscces rates, healtier, better chickens. thye can lay more eggs than other species. very controlled spcaes vertical integration

Question 40

how the swine industry is indluenfed by traits. talked about four categories of traits, list two and discuss 2 speifcif traits in terms of impact to industry for one of the categories

Answer 40

production, and reporduction, quality, aesthetic reproduction - litter size - important because that is more pigs survivabilikty of pigs - impoirant because we want the pigs to survive and be healthy for more product

Question 41

define the term integration, speicially vertical integration as discussed. what benefits does this offer an industry, and name on eindustry that is integrated and on ethat is less integrated

Answer 41

all phases of operation under control of one corporate owner some benefits are more control over every stpe, decreased prices one very integrated is broiler and turkey. not integrated is beef