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. Hormone Stimulates milk letdown.






2. Count of ____ cells helps determine inflammation of the mammary gland






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






4. Number of dairy cows in the United States.






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

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6. Naturally hornless.






7. An example of a trematode.






8. Syndactylism.






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






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






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






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






13. Caused by Mycobacterium bovis.






14. Caused by the heel fly.






15. Hormone counteracts milk letdown.






16. Also called gas gangrene.






17. Unulent fever in people.






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






19. Describes an animal having a crooked hock - which causes the lower part of the leg to be bent forward out of a normal perpendicular straight line.






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






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






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






23. State with the largest number of dairy cows.






24. 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.






25. Most common limiting nutrient for high milk yield.






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






27. Most important type trait in a dairy cow.






28. Cows are usually rebred at ___ days after breeding






29. Tendency of two or more traits to vary in the same direction or in opposite directions due to common forces or influences.






30. Hormone stimulates milk production.






31. Optinum daylight hours for maximum milk yield.






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






33. Molds which develop on feed producing toxins.






34. Illawara.






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






36. The circumference of the body just back of the shoulders. Used to estimate body weight.






37. Also known as hyperkeratosis.






38. Also known as Red Nose.






39. Also known as Bacillary hemoglobinuria.






40. Parturient paresis.






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






42. Common name for syndactylism.






43. An association which dairy farmers join to participate in their record-keeping and management plans and is operated jointly by the USDA and state colleges of agriculture and land-grant universities.






44. Cause of cattle grubs.






45. Uses DCADS to minimize incidence of _______?






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






47. 'Barn-itch'.






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






49. Caused by Actinomy bovis.






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