1997 State Dairy Quiz Bowl

Senior Division Set 1

Below you will find a set of the Senior Division Set 1 Dairy Quiz Bowl questions used in the 1997 State Dairy Quiz Bowl Contest.  These questions are to assist in your preparation for the upcoming district and state contests. THEY ARE NOT THE QUESTIONS FOR THE 1998 CONTEST.

1.  T or F      A good calf starter contains about 10% crude protein.

FALSE

(IT CONTAINS ABOUT 18%)

2.  T or F     It is possible to register Holstein cattle that are homozygous for the recessive red
                    coat color gene.

TRUE

(THEY CAN BE REGISTERED)

3.  T or F      A hook is another name for the hip bone.

TRUE

4.  T or F      On the Dairy Cow Unified Score Card, the category Dairy Character includes
                      breed characteristics.

 FALSE

(FRAME CATEGORY)

5.  T or F     Calves should be identified with a tattoo and/or an ear tag soon after birth.

TRUE

6.  T or F     It is easy to tell when a cow is infested with worms because she is very sick.

FALSE

7.  T or F     Allowing drug residues to enter or be in milk or meat sold for human consumption is
                    a felony punishable by stiff fines.

TRUE

8.  T or F     Pulsators with a wide pulsation ratio such as 70/30 generally milk slower than those
                    with a narrower pulsation ratio such as 50/50.

FALSE

9.  T or F      Whole milk sold in the grocery store contains 10% fat.

FALSE

(3.25 % MILK FAT)

10.  T or F     Corn that is severely stunted by drought still has a use and can be best salvaged by
                      ensiling it.

TRUE

1.  Which of the following procedures is part of an effective mastitis control program:
 

a) teat dipping
b) dry cow treatment
c) culling
d) all of the above
e) none of the above
2.   According to Hoard's Dairyman, DHI herds average how many more pounds of milk per
      cow per year than do non-DHI herds:
 
a) 1000 pounds
b) 2000 pounds
c) 5000 pounds
d) 10,000 pounds
3.   Lactose is a:
 
a) protein
b) sugar
c) fat
d) mineral
4.   During fermentation of corn silage, the pH of the silage:
 
a) increases
b) decreases
c) remains the same
5.  Which cow would you expect to pay more for:
 
a) a non-sire identified grade cow
b) a sire identified grade cow
c) a registered cow
6.  Colostrum is higher in most nutrients than is normal milk; however, it is lower in one nutrient.
     Which nutrient is lower in colostrum than in normal milk:
 
a) fat
b) lactose
c) protein
d) minerals
7.  Upper front teeth are present in dairy cattle:
 
a) after 6 months of age
b) at 1 year of age
c) dairy cattle do not have upper front teeth
8.  Which occurs first in an early lactation, high producing dairy cow:
 
a) body weight loss
b) peak feed intake
c) peak milk production
9.   A.I. organizations package semen in straws with each straw containing approximately:
 
a) 10 to 30 million sperm cells
b) 10 to  30 sperm cells
c) 10 to 30 thousand sperm cells
10.  When judging dairy cattle at the North Carolina State 4-H Dairy Judging Contest, you are
        given how many minutes to judge a reasons class:
 
a) 20 minutes
b) 10 minutes
c) 15 minutes
 1.   Two (2) methods are generally used to measure vacuum pump capacity, American Standard
      and New Zealand Standard.  To convert New Zealand Standard to American Standard you
      multiply it by:
 
a) one-half
b) one
c) two
d) four
2.   Which of the following is not an approved method of visible identification for DHI:
 
a) freeze branding
b) tattoo
c) neck chain
d) anklet
3.   Which one of the following would be considered as the best calcium supplement for cattle
       feeds:
 
a) wheat
b) oats
c) limestone
 4.   The Net Energy requirement of milking cows is closest to:
 
a) .75 Mcal/lb
b) 1.2 Mcal/lb
c) 2.0 Mcal/lb
5.    A bull's progeny may also be referred to as his:
 
a) grandsire
b) dam
c) offspring
6.  Which of the following is not a type of milking parlor:
 
a) herringbone
b) free stall
c) polygon
d) or trigon
7.   When a calf is born, the normal delivery position is:
 
a) back feet first
b) front feet first, then head
c) head first
8.   The CMT is a test that checks for the presence of:
 
a) protein
b) metritis
c) foot rot
d) mastitis
9.   When a cow is superovulated and the resulting developing embryos are transferred to
       unrelated recipient cows, the calves that are born will be:
 
a) identical
b) unrelated
c) full siblings
10. On the Dairy Cow Unified Score Card, legs and feet are listed under which main category:
 
a) dairy character
b) feet and legs
c) body capacity
1.  Well grown Holstein heifers should be bred at what age? 2.  What disease is caused by the organism Mycobacterium para tuberculosis? 3.  Where are immunoglobulins absorbed in a newborn calf? 4.  What is the name of the contractile tissue that when stimulated by oxytocin, forces milk out of
      the alveoli? 5.  What does the term NEL stand for? 6.  Where is the site of fertilization in the cow? 7.  Name three (3) components of milk. 8.  Name the two leading causes of death in young calves. 9.  What are the genes called that occupy corresponding loci in homologous chromosomes but
      affect the same character in different ways? 10.  What substance may frost damaged sorghum contain at toxic levels? 1.  You purchase one ton (2000 pounds) of heifer feed that contains 18% crude protein.  How
      many pounds of crude protein did you buy? 2.   Parturient Paresis is the proper term for this condition in dairy cows: 3.  What percentage of nitrogen do most proteins contain? 4.  Why would you feed Poloxalene to cows that are grazing alfalfa or clover? 5.  What do the letters PI stand for when talking about milk tests? 6.   The lining of this compartment of the ruminant stomach looks like a honeycomb and functions
      to trap nails, wire or other objects that the cow may eat.  What is the name of this stomach
      compartment? 7.  The condition in which a cow comes into heat every few days is called: 8.  Bovatec® and Rumensin® are ionophones that are included in dairy heifer diets.  One of their
     functions is to increase the production of a certain volatile fatty acid in the rumen.   What is the
     name of this volatile fatty acid? 9.   If a herd's conception rate is 50%, what proportion of the cows should be pregnant after two
      services? 10. How can we compare the production of two cows that are of different ages? 11.  On the average, how many days are there between heat periods in dairy cattle that are
       cycling normally? 12. When a calf nurses, into which compartment of the stomach does the milk go? 13. What do the letters MUN refer to in dairy cattle? 14. Grass tetany or grass staggers may be caused by a deficiency of what mineral? 15. What is the term used to describe an infected uterus?
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Last modified May 2000
Department of Animal Science, NCSU