true/false

A good goal for annual lambing "rate" for a flock would be 95%

true/false

Most male beef animals, when sold for meat production, have been castrated.

T/F

"Certified" milk is available at Hy-Vee grocery stores in Ames and Des Moines.

T/F

If a break joint is present/exposed in the front leg of a lamb carcass, it would be categorized as "mutton."

T/F

"Non-seasonal polyestrous" refers to sheep breeds that typically cycle in fall and spring seasons.

T/F

In pork carcass, the retail cut with greatest value per pound generally comes from the "loin" area.

T/F

Butter has about 40% more calories than margarine per pound.

A "check" egg is most likely: 

1. graded and sold in cartons just like any other normal egg

2. illegal for sale for human food according to usda standards

3.referring to the individual egg that a USDA grader had physically evaluated

4.marketed as a "broken out" egg product, such as bulk liquid eggs for food service

5. fertilized and will produce a chick

"UHT" milk is most likely found:

1. in Ben and Jerry's ice cream 

2. in the food service bulk containers in UDA dining at ISU

3. in the glass of milk you order at a local restaurant for breakfast

4. in the gallon containers sold as "Hy-Vee 2%"

5. in the flavored drink boxes in a child's lunch bag

Which of thee refers to removing the fat from milk to produce skim milk and butter?

1. homogenization

2. pasteurization

3. separation

4. clarification

5. certification

A USDA Large egg weigh approx.:

1. 10 grams

2. 1 pound

3. 2 ounces

4. 1 kg

5. there is no weight limit

Milk sold direct, unpasteurized from farmers to consumers is given the following grade in Georgia.

1. A

2. B

3. C

4. homogenized

5. Certified

T/F

Pregnancy cannot occur outside the reproductive tract of female mammals because the uterus must provide the membranes for survival of the developing fetus.

T/F

A genetic trait directed by genes in the 'non-matched' (non-homologous) portion of the sex chromosome pair is called 'sex limited' in its expression.

Which animal would most likely breed primarily in the fall months, but not during the remainder of the year?

1. beef cattle

2. sheep

3. dairy cattle

4. horses

5. pigs

The urethra runs through the sigmoid flexure in which of the following males?

1. bull

2. stallion

3. dog

4. rooster

5. human

Length of gestation in German Shepherd dog, months:

have the shortest gestation period of:

hogs

cattle

chickens

horses

dogs and cats

T/F

Hatching length in chickens is at about 60 days of incubation at optimum temperature

T/F

Beak trimming in poultry will generally support higher efficiency of the use of commercial feeds

Gestation length of many breeds is about 5 months

T/F

Horses were brought to America by the Spanish explorers

T/F

Inspection of red meat is mandated by law in Iowa, but grading is not

T/F

BSE ("Mad Cow Disease") is not transferable to humans via milk.

T/F

Steroid hormones are legal for use as "implants" in beef production

T/F

A black bull cannot sire a red calf

T/F

Ruminant animals do not have upper incisors; examples are sheep and goats

T/F

Butter has 50% more calories per unit weight than margarine, though margarine has no cholesterol

T/F

The highest quality protein, measured as biological value, in natural food items is in tofu (soybean)

T/F

Each teat of the sow is normally served by two mammary glands

T/F

Mutations are caused by inbreeding

T/F

Generally, Americans pay a higher percent of their disposable income for food than residents of Russia, Ireland, or China

T/F

The predominant factor in differences in litter size within a sow herd is enviornment, not genetics

T/F

The most common egg used in layer hatcheries is USDA size "Jumbo" to allow for larger chicks

T/F

The cecum of a hog is a very important source of fermentation to produce most of the hog's dietary energy

T/F

When European colonists arrived in what was to become New England (around the 1600s), sheep were already found elsewhere in the America's

T/F

You would expect Texas to be in the top 10 states in sheep production

T/F

You would expect California to be in the top 10 states in milk production

T/F

Blood spot eggs are considered "inedible" by USDA standards. 

T/F

Irradiation of meat is legal in the US, although you will find limited sources of irradiated products to eat in the retail marketplace.

T/F

At birth, a dairy calf will have 50% of its mammary alveoli developed; the remainder develop during puberty

Has the high % of fat (raw)

1. whole milk

2. poultry meat

3. pork

4. lamb meat

5. peanut butter

The acid and enzyme stomach "true stomach" of the goat is:

rumen

cecum

ventriculus

abomasum

reticulum

Almost no AI is performed in this species:

dairy

sine

beef cattle

sheep

horses

You would expect more hogs to be raised in:

Maryland

Florida

Alabama

Illinois

Montana

If you had a horned bull to a polled cow you could have which of the following results:

a horned only

a polled calf only

either

who know?

Which of the following newborns is most likely to be weaned first from its dam:

horse

beef

lamb

chick

dairy

For which of the following animals is the "break joint" important in grading:

sheep

horses

broilers

turkeys

beef

Lip tatooing is a more common form of permanent/ownership identificationin:

beef

dairy

swine

horses

sheep

Average daily gain in Angus and Chianiana beef breeds is a ______ genetic expression:

Extension of the penile structure in the bull is caused by:

blood pressure in the penile structure

the hormone estrogen

relaxing of the sigmoid flexure

the hormone oxtocin

The least genetic change per generation will be made when attempting to select for which of these:

avg. daily gain in chickens

milk fat% in Guernseys

litter size in Dobermans

backfat thickness in Berkshires

all of the above

Gives primary color to meat:

oxytocin

carotene

vitamin A

xanthophylls

myoglobin

The ingredient in Jersey milk (more yellow) distinguishing it from Holstein milk (more white) is:

hemoglobin

myoglobin

vitamin A

carotene

xanthophyll

The crushing/grinding stomach of the turkey is the:

proventriculus

crop

ventriculus

abomasum

reticulum

Would be expected to have the lowest percent of fat in the raw/retail product:

peanut butter

hamburger

turkey breast

lamb chops

cured ham slice

Between the ovary and oviduct in the female German Sheperd:

magnum

uterine horn

oviduct

infundibulum

cervix

Connects to the vas deferens of the boar and lies along the surface of the testicle:

epididymis

urethra

cloaca

ampulla

vas deferens

Produces the "yolk" of the chicken egg:

magnum

isthmus

ovary

uterus

infundibulum

Fertilization in the horse usually occurs in the:

ovary

uterus

magnum

upper oviduct

uterine horn

Milk is produced in the ____ of the lactating at:

alveolar cells

gland cistern

rumen and reticulum

collecting ducts

distal arterioles

Most often when sheep eat heavy foreign objects, like a nail, they can be found in the:

abomasum

reticulum

cecum

esophageal groove

rectal orifice

Has the highest quality of protein, based upon human needs for growth:

Pepsi

egg

pork roast

peanut butter

trout fillet

Structure in the pheasant that provides a temporary holding area for moistening food stuffs is the:

 cecum

ventriculus

reticulum

pancreas

crop

A single structure in the dog, whereas all the others are found in pairs:

epididymis

testicle

vas deferens

urethra

none of the above, (found in pairs in all)

The primary target of oxytocin in the lactating mare is/are the:

streak canal

alveolar cells

myoepithelial cells

pituitary

mammary capillaries