Utah State Jr. Livestock Show Knowledge Test 2017 Senior Name: County: Score: True or False - Please circle the correct answer: 1. True or False: High birth weight in calves is always good. -BF 6 2. True or False: Cattle receive Vitamin E from leafy, green forages. -BF 7 3. True or False: A steer s nose print is unique to that animal and can be used as permanent identification. -BF 11 4. True or False: All common hog breeds have their own breed association. -SW 3 5. True or False: Pigs weaned at a young age should be fed more soybean meal. -SW 8 6. True or False: Whipworm provokes bloody diarrhea in pigs. -SW 9 7. True or False: Ninety-eight percent of all quality graded lamb carcasses are prime, choice, or good. -SH 6 8. True or False: In sheep, it is always best to give a subcutaneous injection if possible so you don t damage any valuable meat. -SH 13 9. True or False: In sheep, the Callipyge gene is a desirable trait because the meat has so much muscle. -SH 6 10. True or False: The ingredients listed on a goat feed tag start with the ingredient with the lowest concentration. -GT 5 11. True or False: Goat kids can transfer sore mouth to their doe s udder. -GT 6 Multiple Choice - Please circle the correct answer: 12. What is the ideal Frame Score for a mature breeding heifer? -BF 2 a. 1.5-3.0 b. 3.5-5.0 c. 5.5-7.0 d. 7.5-9.0 13. How often does the estrous cycle repeat in a healthy cow that is not bred? -BF 6 a. 10-13 days b. 14-16 days c. 18-21 days d. 30-45 days
14. When using the plastic grid to measure beef rib eye area, how many dots equal one square inch? -BF 8 a. 1 b. 2 c. 5 d. 10 15. A cowe that bellows loudly, runs in a frenzied gallop, staggers, or convulses may be exhibiting symptoms of. -BF 7 a. Anemia b. Hypercalcemia c. Magnesium Tetany d. Scours 16. is a valuable, palpable carrier of minerals for cattle. -BF 7 a. Feed b. Grain c. Salt d. Water 17. Colostrum for calves is high in Vitamin. -BF 11 a. A b. B c. K d. D 18. What is the primary factor affecting the pounds of lean in a pig and is measured along the back at specific locations? -SW 4 a. Weight b. Fat Depth c. Muscle Mass d. Nutrition 19. Which part of a pig s digestive system takes some undigested feed, where it is broken down for absorption into the body, and it removes available nutrients? -SW 7 a. Esophagus b. Mouth c. Stomach d. Small Intestines
20. Which phase feeding should start pigs on the transition from milk based protein to plant based protein? -SW 8 a. Phase 1 b. Phase 2 c. Phase 3 d. Phase 4 21. What are the two principal compounds that cause odor in decomposing pig manure? -SW 11 a. Hydrogen Sulfide, Chlorine b. Hydrogen Sulfide, Ammonia c. Ammonia, Potassium d. Chlorine, Potassium 22. Which trait of a pig has the highest heritability? -SW 17 a. Carcass Length b. Litter Size Born Alive c. 21-Day Litter Weight d. Feed Conversion 23. Iron should be administered to a newborn pig within how long after birth? -SW 21 a. 3-4 Days b. 6-7 Days c. 10-12 Days d. 14-15 Days 24. Which is not an expected progeny difference for sheep? -SH 3 a. Maternal b. Fat c. Growth d. Wool 25. Which is needed in small amounts and all but three are produced in the sheep rumen? -SH 4 a. Protein b. Carbohydrates and Fats c. Minerals d. Vitamins 26. is the shortest in each grade of wool for sheep. -SH 7 a. Combing or Staple Wool b. French Combing Wool c. Clothing Wool
27. Which reproductive hormone in the ewe sheep is the hormone that maintains pregnancy? -SH 11 a. Estrogen b. FSH and LH c. GnRH d. Progesterone 28. A modified hot house lamb up to 70 lbs with normal slaughtering is a lamb. -SH 6 a. Mutton b. Spring Lamb c. Easter Lamb d. Show Lamb 29. The normal range of the size of the loin eye area in sheep is square inches. -SH 6 a. 1.0-2.0 b. 2.0-3.0 c. 5.0-6.0 d. 8.0-9.0 30. What is the largest dairy goat breed and is often referred to as the Queen of the Dairy Goats? -GT 2 a. Sable b. Toggenburg c. OBerhasli d. Saanen 31. What male goat reproductive adds fluid, nutrients, and buffers to the sperm to help transport them into the females and to help the sperm survive? -GT 4 a. Testicles b. Penis c. Vas Deferens d. Accessory Glands 32. Once oxytocin is stimulated in a goat, how long does it take for the full milk letdown response? -GT 7 a. 10-20 secondes b. 20-60 seconds c. 1-1 ½ minutes d. 2-4 minutes
33. The main coat of goats consists mostly of the which is usually straight and which has no commercial value. -GT 9 a. Primary Hair b. Secondary Hair c. Under Hair d. Long Hair