Test your basic knowledge |

Dairy Cattle Basics

Subjects : industries, dairy
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. When a cow comes into heat every few days - she is referred to as?






2. When referring to rations - what do the letters NFC stand for?






3. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...






4. BST is the acronym for what compound?






5. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?






6. When examining feed rations - what do the letters NDF stand for?






7. The dairy breed which produces the highest volume of milk is the...






8. What bacterium causes Johne's disease in cattle?






9. Which body part is located more towards the front of the animal?






10. BVD






11. What is the accepted standard length for a lactation record in dairy cattle?






12. A very popular dairy management software in Texas is...






13. The standard length of the dry period in dairy cattle is ________?






14. What numerical value does a Holstein cow get when given the classification excellent?






15. Brucellosis is also know as...






16. Cheddar cheese accounts for ____ % of American type cheeses made in the U.S.






17. When using a body condition scoring system of 1 to 5 - What does a score of 5 mean?






18. When discussing nutrition - What does NPN stand for?






19. GnRH






20. A cow's gestation period is _______ long?






21. What trait with the only positive genetic correlation to milk production?






22. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...






23. Name the three common places Coliforms are found.






24. What is the scientific term for birth?






25. According to the NRC - what percent calcium should a dry cow ration contain?






26. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?






27. A perfect score for a cow according to the Dairy Cow Unified Score Card is...






28. Which dairy breed's milk is golden-yellow in color?






29. Dairy cattle have a ________ field of vision to their front






30. In the reproductive tract of a dairy cow - how many uterine horns are there?






31. What are the two types of ovarian cysts?






32. What combines the Predicted Transmitting Ability for protein - fat - type and udder composite index and ranks the animal on its ability to transmit a balance of these four traits






33. What is a common name for infectious kerato conjunctivitis?






34. New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD system. MOD means...






35. When can a heifer calf born twin to a bull be registered?






36. The top most part of a cow's head is called the...






37. What is the largest cost on most U.S. dairy farms?






38. Which of the following is the most popular type of cheese in the United States?






39. If there are large numbers of flies around the dairy barn - what should be the first thing to be examined in an attempt to solve the fly problem?






40. In dairy cows - What is the name of the disease caused by the organisms Staph Aureus - Strep Uberis - and Klebsiella?






41. What units are used to measure energy?






42. Dairy cattle where first successfully cloned in the_______________.

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43. What is the average production lifetime of a dairy cow?






44. When discussing feed mixers - What is the range of manufacturers recommmended mixing times?






45. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.






46. Where are non-degradable proteins absorbed?






47. Dairy heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.






48. In the reproductive tract of a dairy cow - how many uterine horns are there?






49. Which of the following is an infectious disease?






50. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency