Test your basic knowledge |

Dairy Cow Industry

Subject : industries
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

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

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2. Casting is used as a temporary treatment of this disorder.






3. Normal rectal temperature of a dairy cow.






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






5. Should only be used as a last resort for the treatment of ruminal tymphany.






6. Caused by a deficiency of Mg in the diet.






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






8. Uses DCADS to minimize incidence of _______?






9. 'Barn-itch'.






10. Also known as hyperkeratosis.






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






12. The mammary system of a cow is divided into ___ independent parts.






13. A chamber that connects the four teat cups to the milk line.






14. State producing the most milk (total pounds).






15. The main points of a dairy cow and their perspective points in juding are...






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






17. Hormone stimulates milk production.






18. Recommended method for dairy cattle.






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






20. Syndactylism.






21. Caused by Mycobacterium bovis.






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






23. Standardization of lactation records to the level of yield that would have been attained by each cow if she had been a mature cow and calved in the month of the year of highest calving frequency for her breed.






24. An infertile female calf born co-twin to a bull.






25. An example of a trematode.






26. Metabolic Disease characterized by accessive ketone body formation.






27. Optinum daylight hours for maximum milk yield.






28. Most common treatment for milk fever.






29. Cause of cattle grubs.






30. PTAT






31. Number of dairy cows in the United States.






32. Viral disorder that causes lesions indistinguishable from those of foot-and-mouth disease.






33. Unulent fever in people.






34. Common name for ruminal tymphany.






35. Hormone counteracts milk letdown.






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






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






38. Holstein Association uses ______________ as a method of ranking bulls on their overall performance.






39. Year Babcock Test was developed.






40. A zoonotic disorder affecting as many as 90% of dairy farms.






41. Milking cows are usually milked ____ days and 'dried up' ___ days before the next lactation






42. Most important type trait in a dairy cow.






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






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






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






46. Cows are usually rebred at ___ days after breeding






47. Spores from this fatal disease can live in the soil for more than 60 years.






48. Caused by the heel fly.






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






50. The dairy breed with the highest fat percentage.