Questions 169-203

Question 1

which species of livestock has a diploid number of 27(pairs of chromosomes)

Answer 1

sheep

Question 2

which of the following countries has the greatest number of hogs

Answer 2

china

Question 3

the expected yield of a hog with a USDA quality grade of No. 1 is

Answer 3

60.4% or greater

Question 4

which protein concentrate is limited to use by ruminants

Answer 4

urea

Question 5

when using ultrasound to evaluate breeding swine, the two measurements taken are backfat thickness

Answer 5

loin-eye area

Question 6

which species of livestock is most efficient into converting feed into energy and protein

Answer 6

swine

Question 7

the amount of ammoniacal nitrogen in a feed multiplied by 6.25 is the _____ content of a feed

Answer 7

crude protein

Question 8

the degree to which the crossbred offspring out performs its purebred parents is

Answer 8

Hybrid vigor

Question 9

anthrax is a disease caused by bacteria that may remain in the soil for _____ years or longer

Answer 9

40

Question 10

what is a common disqualification in rules for registering animals in a breed association

Answer 10

color marking

Question 11

fistulated cattle are used primarily for ______ studies and research

Answer 11

nutrition

Question 12

a permanent change in the genotype of an offspring from that of its parents

Answer 12

mutation

Question 13

brisket disease affects the _______ in cattle

Answer 13

heart

Question 14

which polled breed of cattle originated from horned cattle due to a genetic mutation

Answer 14

polled hereford

Question 15

what is an animal resulting from the mating of two different breeds

Answer 15

crossbred

Question 16

the most prevalent breed of sheep in the world is the

Answer 16

mernio

Question 17

the secretion and production of milk in sheep, cattle and swine is known as

Answer 17

lactation

Question 18

____ is a measure of the degree of difference between the offspring of a specific bull and the offspring of the average bull of breed in the trait being measured

Answer 18

EPD

Question 19

what Is the infertile female calf born as a twin to a fertile male calf called

Answer 19

freemartin

Question 20

the normal body temperature of cattle is

Answer 20

101.5 F

Question 21

a medication sprayed directly into the animal’s nostrils is called a ______ injection

Answer 21

intanasal

Question 22

swine dysentery is also known as

Answer 22

bloody scours

Question 23

a disease carried by insects that affect the eyes of cattle is

Answer 23

pinkeye

Question 24

which trait in sheep has the lowest heritability estimate

Answer 24

feed efficiency

Question 25

the feed component containing the most easily digested carbohydrates is the

Answer 25

nitrogen free extract

Question 26

which of the following feeds is highest in total digestible nutrients (TDN)

Answer 26

corn

Question 27

medications used to promote immunity in livestock that are derived from plasma and fibrinogen removed from blood are

Answer 27

serums

Question 28

breeds of cattle that are used for both milk and meat production are considered to be

Answer 28

dual-purpose breeds

Question 29

which exotic breed of cattle originated from Italy

Answer 29

Chianina

Question 30

in comparing breed performance for litter size in swine, which breed has the highest litter size ratio

Answer 30

landrace

Question 31

the pork promotion, research and consumer information act of 1985 established an assessment of ___ per $100 value of pork sold in the US

Answer 31

40 cents

Question 32

goat meat is marketed under the name

Answer 32

chevon

Question 33

disease caused by an organism that mainly affects the lungs

Answer 33

tuberculosis

Question 34

cotswold sheep are classified as

Answer 34

long wool

Question 35

the tube that carries air to an animal’s lungs

Answer 35

trachea