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Dairy Cow Industry

Subject : industries
Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Normal rectal temperature of a dairy cow.






2. Is the nation with the highest producing dairy cows.






3. Common name for infectious bovine keratonconjuctivitis.






4. The dairy breed that is used mostly for milk and veal is _____






5. The ____ is used by all dairy cattle breed associations as the standard for judging and classifying cattle






6. Hormone stimulates milk production.






7. Disease causing chronic diarrhea - weight loss resulting from infection with the bacterium Mycobacterium paratuberculosis.

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8. Also known as acetonemia.






9. Common name for syndactylism.






10. Period of non-lactation between two periods of lactation.






11. State with the largest number of dairy cows.






12. The world record/ cow/ year for milk yield (in pounds).






13. _____ and _____ are two reportable external parasites common to dairy and beef cattle.






14. Naturally hornless.






15. Cows are usually rebred at ___ days after breeding






16. Adjustment of milk with different fat percentages to equivalent amounts on an energy basis.






17. Hormone counteracts milk letdown.






18. Mechanism that permits alternating vacuum and atmospheric pressure to exit between the teat cup liner and shell.






19. Stiff Lamb - Nutritional Muscular Dystrophy - Caused by a defficiency of Vitamin E or Selenium in dairy calves.






20. Molds which develop on feed producing toxins.






21. Caused by Actinomy bovis.






22. Method of feeding cows aimed at finding their potential to secrete milk and used to prevent metabolic shortage in energy.






23. Milk is actually secreted in grape-like structures called ____






24. Disease characterized by pneumonia or septicemia. The highest incidence occurs in animals subjected to stress.






25. Another name for carousel type milk barn.






26. Metabolic Disease characterized by accessive ketone body formation.






27. Most important type trait in a dairy cow.






28. The dairy breed with the highest fat percentage.






29. The Ayrshire breed is colored ____ and white.






30. Year Babcock Test was developed.






31. Caused by a deficiency of iodine in the diet.






32. The dairy breed with a golden yellow color to its milk.






33. Also known as Red Nose.






34. MUN is abbreviation for ___________?






35. PTAT






36. Parts blood must pass through the udder to produce milk.






37. Optinum daylight hours for maximum milk yield.






38. Common name for ruminal tymphany.






39. Also known as Bovine genital Campylobacteriosis.






40. Rolling herd average for U.S. dairy herd.






41. Age conversion formulas applied to milk production of young cows to compare their milk yield with more mature cows.






42. Uses DCADS to minimize incidence of _______?






43. Intake protein that is broken down by microorganisms in the rumen.






44. Used to regularly evaluate where an individual cow stands in body condition relative to the ideals for her stage in lactation.






45. Caused by the heel fly.






46. Four of the leading states in milk production are ___ ___ __ __






47. One of the most commonly diagnosed viruses in bovine abortion cases and easily prevented with vaccination and improved sanitation.






48. Most commonly used test for diagnosis of Leptospirosis in cattle.






49. Hormone stimulates mammary duct development.






50. Number of dairy cows in the United States.






Can you answer 50 questions in 15 minutes?



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