ANIMAL SCIENCE

1. Name four breeds of livestock in each of the following classifications: horses, dairy cattle, beef cattle, sheep, hogs. Tell their principal uses and merits. Tell where the breeds originated.
2. List the principal diseases in your area that afflict the animals in each classification. Describe the symptoms and explain the proper treatment for the diseases you list.
3. Explain the major differences in digestive systems or ruminant and nonruminant animals.
4. Tell how you would properly manage a cow, sheep, horse, or hog, including adequate feeding. Tell what must be done to prevent illness, blemishes, defects, and disease arising from improper and unsanitary conditions.
5. Tell about three career opportunities in livestock production.

6. Complete ONE of the following options:

   Beef Cattle Option

   1. Visit a farm or ranch where beef cattle are produced under any of these systems:
      1. feeding market cattle for slaughter;
      2. producing feeder cattle for sale to commercial cattle feeders;
      3. producing purebred cattle for sale as breeding stock to other breeders.

      Talk with the operator. Tell how the cattle were handled, fed, weighed, and shipped.

   2. Sketch a plan of a feedlot, hay and grain storage facilities, and loading chute for 30 or more fattening steers, or a corral plan with cutting and loading chutes for handling 50 or more beef cows and their calves at one time.
   3. Submit a sketch showing the principal wholesale and retail cuts of beef. Tell about USDA dual grading system of beef. Tell about the grades in each system.

   Dairying Option

   1. Tell how a cow or goat converts forage and grain into milk.
   2. Make a chart showing the ingredients in cows' milk or goat's milk. Chart the amount of each.
   3. Tell the difference between certified and pasteurized milk. Tell how milk is pasteurized.
   4. Tell about the kinds of equipment and health standards for dairy farms.
   5. Visit a dairy farm or milk processing plant. Tell about your visit.

   Horse Option

   1. Make a sketch of a useful saddle horse barn and exercise yard.
   2. Tell the history of the horse and the benefits it has brought to man.
   3. Tell about the following terms: mustangs, quarterhorse, pinto, draft, gelding, calico, palomino, pacer, trotter, filly, mare, stallion, colt, and foal.
   4. Visit a horse farm. Describe your visit.

   Sheep Option

   1. Make a sketch of a live lamb. Show the location of the various wholesale and retail cuts.
   2. Make an exhibit and explain four blood grades (American) of wool. Tell how wool is processed from shearing to the finished product.
   3. Visit a farm or ranch where sheep are raised. Tell about your visit, including the feeding program used.
   4. Describe some differences between the production of native and range lambs.

   Hog Option

   1. Visit a farm where hog production is a major project, or visit a packing plant or stockyard handling hogs. Describe your visit.
   2. Outline in writing the proper feeding from the breeding of gilt or sow through the weaning of the litter. Discuss the growth and finishing periods.
   3. Make a sketch showing the principal wholesale and retail cuts of pork. Tell about the recommended USDA grades of pork. Tell the basis for each grade.

   Poultry Option

   1. Keep management records on a brood of 20 chicks (sexed or straight run) for five months. Record feed consumption, medication, mortality, and vaccination. Present the records for review.
   2. Do ONE of the following:
      1. Manage an egg-producing flock for five months. Keep records of feed purchased, eggs sold, and mortality. Present records for review. Tell about the grading of eggs.
      2. Raise 20 chicks, poults, or ducklings. Keep records of feed intake and weight gains. Present records for review. Kill and dress two birds. Tell about the grades of poultry.