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. About 90% of U.S. dairies use a __________ milking schedule.






2. Young dairy calves frequently suffer and may die due to scours. The chief cause of deadly scours at this age is...






3. HTST is a ______________






4. Dairy cows need roughage to concentrate ratio of approximately ______________ to maintain the desired fat content in the milk.






5. The topline of a cow is made up of the...






6. How many das into a pregnancy can a fetus be sexed by ultrasound?






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






8. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...






9. Jersey cattle are characterized by having a ______________ face...






10. When feeding close-up cows a calcium deficient diet - which gland is simulated?






11. Cow comfort has been linked to milk production in numerous research studies. Not an example of a way to improve cow comfort used by dairymen?






12. Foot Rot is scientifically known as what?






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






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






15. What is intra musclular injection?






16. Heart girth measurements of cows may be used to estimate...






17. BVD






18. A calf's birth weight is approximately ________% of its' mature weight.






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






20. What state agency regulates waste management?






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






22. The hormone BST is given to dairy cows...






23. 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.






24. What is the reasonable score for body condition at mid-lactation?






25. 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






26. Which of the following diseases is not caused by a virus?






27. What acid is formed when nonstructural carbohydrates are digested in the rumen?






28. Body condition scores form 1 to 5 are used to track herd health and nutrition. Dry cows should have a body score from...






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






30. Which one of the following is NOT classified as a water soluble-vitamin?






31. %DBH






32. 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.






33. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...






34. BFP






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






36. The two main problems that effect reproduction are...






37. What is the approximate time of ovulation in cattle after the beginning of heat?






38. If you add sugar to a milk product - you must ______ the minimum pasteurization temperature by _____ degrees F.






39. Parallel milk barns typically have several cows on each side. The cows are arranged in a ____________ fashion in this barn.






40. A disease causing air bubbles under the skin and usually results in rapid death is __________.






41. Heritability for milk production in dairy cattle is...






42. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?






43. In which breed of cow is the incidence of milk fever most common?






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






45. A free martin is considered a...






46. In a sire's proof - daughters' calving ease measures __________________.






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






48. What machine is used to determine if water has been added to milk?






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






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