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. dairy cow may not reach her highest milk yield until she is...






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






3. BST is the acronym for what compound?






4. Which one of the following describes biotin?






5. When sanitizing milking equipment with water - the temperature must be a minimum of 170 degrees F and the utensils are to be under the flow of water for ____________ minute(s).






6. Which major dairy breed association was the first to use computers to maintain breed registry records?






7. dairy cow may not reach her highest milk yield until she is...






8. 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.






9. On average - how many weekd after freshening does a cow's dry matter intake peak?






10. What hormone is responsible for maintaining pregnancy?






11. What is the USDA's AIPL?






12. What mineral is necessary for hemoglobin formation?






13. Crude fiber in a dietary ration must be at least ___% or milk fat percent will decrease.






14. If a dairy bull has been genetically tested to determine his genomic make-up - this will be indicated on his pedigree by what letters?






15. High potassium intake will decrease a cows ability to mobilize what?






16. 'Weaver Syndrome' is most often found in the _______________dairy breed?






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






18. At how many days can pregnancy be detected by palpation?






19. When looking at DHI records - what do the letters RHA stand for?






20. How frequently should an average freshen?






21. 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






22. The typical lactation curve shows a dairy cow reaching her peak production about ________days into the lactation cycle.






23. FSA






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






25. 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.






26. When is the best time to feed anionic salts to dairy cows?






27. Milk should be below what temperature before it is transferred to a milk truck?






28. What mineral is necessary for hemoglobin formation?






29. Where are structural carbohydrates found in the plant?






30. 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?






31. Almost 95% of the dairy cows in the U.S. are...






32. When a small metal object punctures the stomach wall and causes an infection - the resulting disease is called____________________.






33. This vitamin plays a role in the coagulation of blood...






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






35. Allelomimetic behavior is defined as...






36. Cattle grazing stressed on wilted hybrid sorghum/Johnson grass type pasture - may die as a result of ________________.






37. 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?






38. 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.






39. What does the term freshen mean in relation the dairy production?






40. When discussing lactation records - What does the term 'fat corrected milk' mean?






41. Neospora caninum is a major cause of what in pregnant cows?






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






43. Which mineral is found in high concentrations in soft tissues such as the pancreas - liver - and kidney?






44. What is the classification for a Holstein cow given the numerical value 80-84.9?






45. A switch on a cow is...






46. What is another term for the lowest lateral regions of the abdomen - near the groin?






47. 98% of somatic cells are...






48. After insemination - how long do sperm live in the cow's reproductive tract?






49. Which compartment of a dairy cow's stomach is located closest to the heart and it is a spot where hardware disease occurs?






50. USAHA