#151-200

Question 1

The hormone BST is given to dairy cows:

Answer 1

After 200 days of lactation

Question 2

For best results calves should be fed colostrum within__ hours of calving:

Answer 2

6 hours

Question 3

Abortion in the last trimester of pregnancy is often caused by______.

Answer 3

Brucellosis

Question 4

A condition of low blood calcium, which results in partial paralysis of the cow is known as _____.

Answer 4

Milk fever

Question 5

When a small metal object punctures the stomach wall and causes an infection, the resulting disease is called_________.

Answer 5

Hardware disease

Question 6

A disease transmitted through natural mating which causes abortion, low conception rates, and irregular heat cycles is_______.

Answer 6

Vibriosis

Question 7

A disease causing air bubbles under the skin and usualy results in rapid death is _______.

Answer 7

Black leg

Question 8

The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called:

Answer 8

Negative net energy balance

Question 9

As a rule of thumb when milk production_______, the milk fat content_____.

Answer 9

Decreases, increases

Question 10

Feeding bulky feeds during the dry period and gradually bringing fresh cows back on grain are ways to prevent:

Answer 10

Displaced abomasum

Question 11

The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are:

Answer 11

Guernsey and Jersey

Question 12

_______ reresents the largest daily input cost in producing milk.

Answer 12

Feed

Question 13

The breed of dairy cattle that can be roan, all red, all white, or even spotted red and white is:

Answer 13

Milking Shorthorn

Question 14

What state agency regulates waste management?

Answer 14

Texas Commission on Environmental Quality

Question 15

What manure waste management puts solids in a bin and lets it degrade?

Answer 15

Composting

Question 16

What manure waste management method runs manure across a press and squeezes the water out?

Answer 16

Solids removal

Question 17

Which mineral functions in maintaining osmotic pressure, acid-base balance, and body fluid balance?

Answer 17

Sodium

Question 18

Which mineral is found in high consentrations in soft issues such as the panrease, liver, and kidney?

Answer 18

Zinc

Question 19

What is a nonfunctional mammary gland called?

Answer 19

Blind quarter

Question 20

When doing classification scoring, a cow given the numerical vavue of 85-89.9 is classified as:

Answer 20

Very good

Question 21

What is the most abundant mineral in the body?

Answer 21

Calcium

Question 22

What mineral is necessary for hemoglobin formation?

Answer 22

Copper

Question 23

A bovine female which has not had a calf is a:

Answer 23

Heifer

Question 24

How many days after parturition should you wait before breeding a cow back?

Answer 24

60 days

Question 25

What trait with the only positive genetic correlation to milk production?

Answer 25

Dairy character

Question 26

Which dairy breed has a restriction for disallowing black markings?

Answer 26

Milking Shorthorn

Question 27

What numerical value does a Holstein cow get when given the classification excellent?

Answer 27

90-100

Question 28

What is the classification for a Holstein cow given the numerical value 80-84.9?

Answer 28

Good plus

Question 29

What numerical value does a Holstein cow given the classification good?

Answer 29

75-79.9

Question 30

What is the classification for a Holstein cow given the numerical value of less than 70?

Answer 30

Poor

Question 31

What is the reasonable score for body condition at mid-lacation?

Answer 31

3.0

Question 32

The rear quarters produce _____ % fo the daily milk yield.

Answer 32

60%

Question 33

BST is the acronym for what compound?

Answer 33

Bovine Somatotropin

Question 34

At what isoelectric point (point at which proteins have net sero charge) do caseins precipitate?

Answer 34

pH 4.6

Question 35

How many grams of lactose are in an 8 oz. glass of milk?

Answer 35

10

Question 36

Bulk tanks must be emptied and cleaned every ___ hours.

Answer 36

72

Question 37

if you add sugar to a milk product, you must ___ F. by ___ degrees.

Answer 37

Increase, 5

Question 38

Ceheddar cheese accounts for ____ % of American type cheeses made in the U.S.

Answer 38

80

Question 39

The source of rennet ( a substance used in cheese making) is:

Answer 39

The abomasum of a milk fed calf

Question 40

Legally you cannot make cottage cheese from raw milk, but you can make ____ from raw milk.

Answer 40

Cheddar cheese

Question 41

_____ is a coumpound that is fermented for flavor in buttermilk and sour cream.

Answer 41

Citrate

Question 42

98% of somatic cells are:

Answer 42

Leukocytes

Question 43

Cows have ____ streak canals per teat.

Answer 43

1

Question 44

Crude fiber in a dietary ration must be at least ___% or milk fat percent will decrease.

Answer 44

18

Question 45

Which body part is located more towards the front of the animal?

Answer 45

Flank

Question 46

The topline of a cow is made up of the :

Answer 46

Loin and chine

Question 47

Which part of an animal touched the ground if he/she is walking on a correct set of feet and legs?

Answer 47

Sole

Question 48

The top most part of a cow’s head is called the:

Answer 48

Poll

Question 49

A switch on a cow is:

Answer 49

The bottom most part of the tail

Question 50

Teh hooks and pins on an animal relate most closely to the:

Answer 50

Rump