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WorksheetsAnimal Science 2- Test 6
Total questions: 51
Worksheet time: 41mins
Hay, silage, and pasture grasses are classified as:
minerals
concentrates
roughages
vitamins
Using the Pearson Square method, how many parts of 45.8 percent protein soybean oil meal would be mixed with 32.8 parts of 8.9 percent protein corn to make a 13 percent protein ration?
4.1
13.0
32.8
45.8
Which general principle of balancing a ration considers the price per pound of energy and digestible protein?
the ration should be economical
the ration should be palatable
The ration should be slightly laxative.
The ration should be suitable to the animal
The rule of thumb is that a poultry ration is about:
1 percent of body weight
5 percent of body weight
10 percent of body weight
25 percent of body weight
When compared to as-fed basis, the weight of 100 percent dry matter basis will be:
100 percent higher
about the same
less
more
Data on feed composition calculated on the basis of the average amount of moisture in the feed as it is used on the farm is:
100 percent dry matter basis.
as-fed basis
balanced rations.
feed additives
The first general principle of balancing rations is that the ration should:
contain a variety of feeds
be dry
be economical
meet the nutritional needs.
Using the Pearson square method, how many pounds of 10 percent protein corn and 45.2 percent protein cottonseed meal would be mixed together to make 2,000 pounds of a 15 percent protein feed?
10 corn and 45.2 cottonseed meal
15 corn and 15 cottonseed meal
1,716 corn and 284 cottonseed meal
2,000 corn and 0 cottonseed meal
A ration can have all the nutrients the animal needs in the correct quantities and proportions and still be a poor ration unless it is:
dry
expensive
palatable
the right color
The rule of thumb for feeding fattening cattle is less than two pounds of air-dried roughage and two pounds of concentrates:
every other day
per 100 lbs of body weight
per cow per day.
twice a day
Which general principle of balancing a ration most affects the functioning of the digestive system and satisfies hunger?
Nutrients in the ration should be balanced.
The ration must contain dry matter or bulk.
The ration should be economical.
The ration should be slightly laxative.
Being bulky and succulent and containing a variety of feeds are general principles of a good ration that also affect whether the ration is:
balanced
economical
laxative
palatable
One-third to one-half of the ration fed to livestock is used for:
growth
maintenance
reproduction
work
Using the Pearson Square method, how many pounds of 8.9 percent protein corn and 45.8 percent protein soybean oil meal would be mixed together to make 2,000 pounds of a 14 percent protein feed?
0 soybean oil meal and 2,000 corn
276 corn and 1,724 soybean oil meal
1,724 corn and 276 soybean oil meal
0 corn and 2,000 soybean oil meal
Which class of feeds has the highest percent of fiber?
Concentrates
Minerals
Roughages
Water
Which general principle of balancing a ration makes it easier to balance nutrients?
The ration should be bulky
The ration should be economical
The ration should be slightly laxative
The ration should contain a variety of feeds.
Corn and other grains are classified as:
concentrates
feed additives
minerals
roughages
The rule of thumb for feeding swine is that compared to market hogs, pigs weighing less than 50 pounds and nursing sows require:
higher percent protein
lower percent protein
more roughage
the same percent protein
A ration that has all the nutrients the animal needs in the right proportions and amounts is a:
balanced ration
dry ration
high-protein ration
maintenance ration
Using the Pearson Square method, how many parts of 8.9 percent protein corn would be mixed with 6.1 parts of 45.8 percent protein soybean oil meal to make a 15 percent protein ration?
6.1
15.0
30.8
100.5
Using the Pearson Square method, how many parts of 8.9 percent protein corn, and 45.8 percent protein soybean oil meal are needed to make a 14 percent protein ration?
5.1 parts corn and 31.8 parts soybean oil meal
5.1 parts soybean oil meal and 31.8 parts corn
8.9 parts corn and 45.8 parts soybean meal
14 parts corn and 14 parts soybean oil meal
Which general principle of balancing a ration most affects whether the animal will eat the feed?
Nutrients in the ration should be balanced.
The ration should be economical.
The ration should be palatable.
The ration should be slightly laxative
Data on feed composition calculated on the basis of all moisture removed from the feed is:
0 percent dry matter basis.
100 percent dry matter basis.
as-fed basis
balanced basis
Using the Pearson square method, how many pounds of 8.9 percent protein corn and 45.8 percent protein soybean oil meal would be mixed together to make 2,000 pounds of a 13 percent protein feed?
8.9 corn and 45.8 soybean oil meal
13 corn and 13 soybean oil meal
1,778 corn and 222 soybean oil meal
1,954.2 corn and 45.8 soybean oil meal
Since feed costs make up about 75 percent of the total cost of raising livestock, rations should be the highest quality possible at:
any cost
high cost
low cost
no cost
Materials that are put in animal rations in small amounts to improve feed efficiency, promote faster gains, improve health, or increase production of animal products are:
concentrates
feed additives
hormone implants
roughages
The hormone implanting instrument should be pointed toward the animal’s:
back
feet
head
tail
Which rule summarizes many of the rules and procedures for properly mixing medicated feeds?
clean the mixer
keep records
read and follow the label
properly store additives
Feed additives and hormone transplants are:
illeagal in the United States
nutrients
performance inhibitors
performance stimulants
The needle and the implantation site on the animal’s ear should be cleaned with alcohol to prevent:
crushed pellets
diseases
infections
vein punctures
On beef cattle, the hormone-implanting location is on the backside of the ear in the:
bone tissue
cartilage
middle one-third of the ear.
largest vein
The Federal Food and Drug Administration (FDA) requires any feed with any drug in it to be labeled as a:
feed additive
hormone implant
medicated feed
poisonous substance
Placing the hormone implant in the ear cartilage may cause encapsulation, resulting in:
faster-than-normal absorption.
slower-than-normal absorption
loss of implant
normal absorption
In addition to implanting, hormones can be given to animals as:
feed additives
salt blocks
vaccinations
water additives
A major health concern of using antibiotics at low levels in livestock feed is that disease-causing microorganisms may become:
extinct
resistant
sick
weak
In hormone implants, a dull or bent needle can cause:
crushed pellets
diseases
infections
overdoses
Which is an antibiotic feed additive for swine?
Aureomycin
Tranquilizers
MGA
Ralgo
Using antibiotics and antibacterials at a lower level than would be used to treat sick animals is:
concentrated use
subtherapeutic use.
supratherapeutic use
therapeutic use
Uniformly mixing additives in livestock feed is necessary for all animals to:
get the correct amount
get well
grow at the same rate
have parasite control
Care should be taken to prevent crushing hormone transplant pellets because crushed pellets may result in:
long period of effectiveness.
too slow absorption
too rapid absorption.
loss of implant
Hitting a vein when implanting hormones can result in:
crushed pellets
diseases
loss of implant
overdoses
Which feed additive should be used to control worms in beef cattle or swine?
Antibiotics
Anthelmintics
Hormones
Tranquilizers
To prevent coccidiosis, coccidiostats are included as feed additives for:
beef cattle
dairy cattle
poultry
swine
The primary reason for using feed additives and hormones in livestock is to:
decrease parasites
increase profits
increase reproductive performance.
increase saling price
Organic materials inserted under the skin of a beef animal’s ear to improve performance are:
vitamins
antibiotics
feed additives
hormone implants
Withdrawing the hormone implant needle too rapidly can result in:
artery punches
crushed hormone pellets.
infections
vein puncture
The feed additives that should be selected for use when there is no specific known disease are:
broad-spectrum antibiotics
coccidiostats.
hormones
narrow-spectrum antibiotics.
The greatest economic return from the use of antibiotics in swine feeds is from:
boars
market weight hogs
feeder pigs
sows
When beef cattle are put on spring pasture grass or are fed grain, poloxaline can be used to:
calm animals
prevent bloat
prevent parasites
treat worms
Which feed additive will suppress estrus in beef cattle heifers?
MGA
Monensin (Rumensin)
Neomycin
Tylan
Great care should be taken to clean all medicated feed from the feed mixer to:
avoid drug contamination
avoid extra feed costs
keep feeder from rusting
reduce odors
