CDE Test

Question 1

Corn is deficient in what essential amino acid for swine?

Answer 1

Lysine

Question 2

The practice of feeding a ration for ten days to two weeks before breeding and two weeks after breeding that causes a ewe to gain rapidly is know as:

Answer 2

Flushing

Question 3

The type of muscle composing most of the meat (flesh) in farm animals:

Answer 3

Striated involuntary

Question 4

The most important consideration for breeding yearling heifers:

Answer 4

size

Question 5

Which type of breeding system can produce hardier, vigorous lambs with more rapid gains?

Answer 5

Crossbreeeding

Question 6

US No. 1 swine carcasses have and average backfat thickness of

Answer 6

less than 1.00

Question 7

Which class of sheep is noted for producing a fleece, medium in in firmness and in length

Answer 7

medium wool breeds

Question 8

This breed of swine originated from the eastern United States and is known for its growth rate and feed conversion efficiency.

Answer 8

Duroc

Question 9

Which breed of swine introduced the Napole gene which is responsible for excess acid and can negatively effect meat quality?

Answer 9

Pietrain

Question 10

Breed of cattle originating from Switzerland and known and known for being docile, having rapid growth and thick muscling

Answer 10

Simmental

Question 11

This disease is a chronic infection of cattle that causes a thickening of the wall of the intestine

Answer 11

Johne’s disease

Question 12

The This is the largest compartment of a ruminant stomach:

Answer 12

Rumen

Question 13

Which of the following is called the true stomach of a ruminant?

Answer 13

Abomasum

Question 14

Most food nutrients used by the animal are absorbed from the

Answer 14

small intestine

Question 15

What organ in the animal’s body produces bile

Answer 15

liver

Question 16

What are the main energy nutrients found in animal rations?

Answer 16

carbohydrates

Question 17

The lowest level of response to the use of antibiotics in swine feeding is during the

Answer 17

finishing stage

Question 18

Which hormone implant has been approved for use with feedlot lambs?

Answer 18

Ralgo

Question 19

What breed of beef cattle is the leader in total number registered since 1970 in the US?

Answer 19

Angus

Question 20

The first pure breed of beef cattle imported to the US (Virginia) in 1783 were the:

Answer 20

Shorhorn

Question 21

Which breed has the highest standard birth weights used in performance testing programs

Answer 21

Charolais

Question 22

When judging a market class of beef cattle the term referring to the natural fleshing of the animal is

Answer 22

muscling

Question 23

Feeding programs for beef cow-calf herds are based on the use of:

Answer 23

Roughages

Question 24

What type of identification is commonly used, especially with large herds, and required by law in most western states?

Answer 24

branding

Question 25

Which is NOT one of the main minerals needed in rations for finishing cattle a. Salt b. Phosphorus c. copper d. Calcium

Answer 25

C. Copper

Question 26

Which disease often causes cattle to abort during the last half of pregnancy?

Answer 26

Brucellosis

Question 27

What disease is carried b insects and affects the eyes of cattle?

Answer 27

pinkeye

Question 28

A nutritional problem where rapid fermentation in the rumen, causing too much gas being produced is called:

Answer 28

bloat

Question 29

Which pure breed of swine, developed int he early 1700s, was the first to be imported to the United States?

Answer 29

Berkshire

Question 30

Which is the most important nutrient in hog rations?

Answer 30

Water

Question 31

The time during which and animal is pregnant is:

Answer 31

gestation

Question 32

Whit is the period of time when a female will accept the male for breeding?

Answer 32

estrus

Question 33

What common swine disease, caused by bacteria, affects the turbinate bones located in the snout?

Answer 33

Atrophic Rhinitis

Question 34

Anemia is a condition affecting mainly baby pigs due to a diet deficient in:

Answer 34

iron

Question 35

The sudden death of heavily muscled hogs is referred to as

Answer 35

Porcine Stress Syndrome

Question 36

The American Merino breed of sheep is classified as a :

Answer 36

Fine wool bread

Question 37

Which breed of sheep was developed in France?

Answer 37

Rambouillet

Question 38

Back fat of lambs should measure 0.15 to 0.20 inches at the:

Answer 38

12th rib

Question 39

The gestation time for sheep is:

Answer 39

148 days

Question 40

Which of the quality grades is used for lambs and yearlings, but not for slaughter sheep?

Answer 40

prime

Question 41

Swine were first domesticated around 4900 BC by the:

Answer 41

Chinese

Question 42

Which bone is a part of the pelvic limb in the skeletal system of livestock?

Answer 42

Tibia

Question 43

Vertebra bones are classified as :

Answer 43

Irregular

Question 44

The bones in the front legs of an animal make up the:

Answer 44

Pectoral limbs

Question 45

Air is drawn into the respiratory system through the

Answer 45

notrils

Question 46

The kidneys and bladder are major components of the:

Answer 46

urinary system

Question 47

The digestive system in swine begins with the

Answer 47

mouth

Question 48

In cattle and sheep, the rumen and reticulum make up what percent of the stomach>

Answer 48

85%

Question 49

The key to absorbtion is the small finger-like projections on the walls of the small intestine called:

Answer 49

villi

Question 50

Feed nutrient made of sugars and starches are:

Answer 50

Simple carbohydrates

Question 51

Which feed nutrients have the highest energy value?

Answer 51

Fats

Question 52

Which feed nutrient is the most important on a daily basis for livestock?

Answer 52

Water

Question 53

Livestock feeds that contain more tan 18% crude fiber when dry are called:

Answer 53

Roughages

Question 54

Protein supplements are livestock feeds containing what percent proteins:

Answer 54

20% or more

Question 55

A ration that tastes good to an animal which promotes consumption, is said to be:

Answer 55

Palatable

Question 56

The primary use of the nutrients in a ration for livestock is

Answer 56

Maintanance

Question 57

A maintenance ration for beef cattle is primarily:

Answer 57

roughages

Question 58

The diploid number (number of pairs of chromosomes) for swine is:

Answer 58

19

Question 59

What occurs when a sperm cell from the male reaches and egg cell from the female?

Answer 59

fertilization

Question 60

The characteristics of an animal that are inheritable are passed from one generation to the next by:

Answer 60

Genes

Question 61

The average length of the estrus cycle for sheep is:

Answer 61

16 days

Question 62

The first successful cloning of livestock was done in 1996 with:

Answer 62

sheep

Question 63

The mating of animals of different families within the same breed is:

Answer 63

Outcrossing

Question 64

The typical market hog will produce a carcass weighing:

Answer 64

184 pounds

Question 65

According to the Nation Pork Producers Council, the goal for ideal market hogs is to have a minimum loin muscle area of:

Answer 65

6.5 square inches

Question 66

A visual evaluation of the amount of muscle on a hog is best seen by looking at which view of the hog?

Answer 66

rear

Question 67

Which classes of sheep are bred primarily for meat?

Answer 67

medium wool breeds

Question 68

Sheep are a major livestock enterprise in which area of the United States?

Answer 68

Western range

Question 69

The section of the vertebra that makes up the neck in cattle, swine, or sheep is the:

Answer 69

cervical vertebrae

Question 70

The "Femur" is classified as what type of bone?

Answer 70

long