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 evaluating a dairy ration - what do the letters TDN stand for?






2. The circulatory system of a dairy cow is very important to milk production. A dairy cow must circulate about _________ of blood for each pound of milk produced.






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






4. What is the most abundant mineral in the body?






5. What is a TMR to a dairy person?






6. Mule-foot is found most often in ___________dairy breed?






7. At what isoelectric point (point at which proteins have net zero charge) do caseins precipitate?






8. A condition of low blood calcium - which results in partial paralysis of the cow is known as __________________.






9. In regards to pedigrees - What is a RHA?






10. According to recent USDA surveys - What is the most popular age to wean dairy calves?






11. Rumen bacteria enable dairy cattle to utilize which feed supplement?






12. A Milking herd's TMR should be available to cows how many hours throughout the day?






13. What percentage of whole milk is fat when compared on a dry matter basis?






14. Cows produce pheromones which...






15. FARAD






16. What are two methods for shortening udder hair?






17. Dairy cows produce milk that is relatively high in B complex vitamins. Because they are ruminants...






18. When using sexed semen - conception rates are _________ percent of the conception rates achieved when using unsexed semen under the same conditions?






19. Corn silage - stored in upright - top-unloading silos - should be chopped at which percent moisture?






20. A bovine female which has not had a calf is a...






21. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...






22. What is intra musclular injection?






23. Feeding proper rations during the summer is important for both cow comfort and maintaining milk production. Which nutrient is most important during the summer months?






24. A material used in a footbath for cows with foot rot problems is...






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






26. Approximately how many gallons of blood pass through the udder for each gallon of milk produced?






27. All U.S. dairy farms are inspected by state inspectors through a program coordinated by the Food and Drug Administration. Inspectors follow a publication called the PMO. What does PMO stand for?






28. What breed is known to produce milk over a greater number of years than all other breeds?






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






30. Pest Predators will travel up to ____ yards to find their food source (fly pupae).






31. A dairy expects to cull approximately _________% of their herd each year.






32. How many days after breeding can a pregnancy be detected by ultrasound?






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






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






35. Milk with over_____________ somatic cell count cannot legally be shipped in the United States?






36. Fumonsin and zearalenone are examples of...






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






38. What female hormone causes follicles to begin to develop?






39. Which hormone produced by the uterus causes regression of the corpus luteum?






40. What mineral is necessary for hemoglobin formation?






41. Fresh milk - at a dairy - is required to be cooled to a minimum of 50 degrees F within 4 hours time after milking. However many larger dairies are using a _______________ to accomplish this within minutes.






42. What are the two types of ovarian cysts?






43. Which of the following is an infectious disease?






44. Fermented forage plants relates to...






45. What manure waste management method runs manure across a press and squeezes the water out?






46. ___________ represents the largest daily input cost in producing milk.






47. NFDM






48. BST is the acronym for what compound?






49. What ration ingredients contain the highest concentration of energy?






50. Adequate consumption of long fiber roughage is important to both milk production and herd heath. A long fiber roughage is one that is...