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






2. What are the four composite indexes calculated by the Holstein Association?






3. What bacterium causes cattle tuberculosis (TB)?






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






5. Milk that is low in SCC has more casein - which is a primary component in _______?






6. What bacterium causes cattle tuberculosis (TB)?






7. Which of the following is not a commonly usedestrus synchronization program for dairy cattle?






8. The number one reason for culling in U.S. dairy herds is...






9. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...






10. Where are non-degradable proteins absorbed?






11. As a rule of thumb when milk production ________ - the milk fat content _______






12. Lactation is unique to _________.






13. 'Thurl position' is a trait evaluated in the ________ category on the PDCA Unified Scorecard?






14. Which system of the cow's body is most affected by paratuberculosis?






15. Legally you cannot make cottage cheese from raw milk - but you can make _________ from raw milk.






16. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?






17. Proponents of global warming having accused cows of being a major factor. This is due to their release of...






18. 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.






19. Which part of the digestive tract is responsible for absorbing excess water?






20. FAS






21. 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.






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






23. Some Texas dairymen are placing Bermuda and/or corn forage into ______________ for fermentation and silage production.






24. Bovine Progressive Degenerative Myeloencephalopathy (BPDME) is better known as Weaver Syndrome because of...






25. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?






26. 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






27. Milking time is best reduced by...






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






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






30. One ejaculation from a bull typically contains _________________ sperm






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






32. What numerical value does a Holstein cow get when given the classification good?






33. How many chromosomes does the nucleus of each reproductive cell have in dairy cattle?






34. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?






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






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






37. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?






38. In the ruminant digestive system - which to the following is the name of first section of the small intestine that is connected to the abomasum?






39. The number one reason for culling in U.S. dairy herds is...






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






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






42. 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?






43. NFO






44. What is the name of the term for a farm's unique identification number that is part of the National Animal Identification System?






45. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...






46. Bovine Progressive Degenerative Myeloencephalopathy (BPDME) is better known as Weaver Syndrome because of...






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






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






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






50. The rumen of a mature cow will hold approximately...