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






2. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?






3. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?






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






5. GnRH






6. The portion of the ruminant digestive system which is known as and functions as the 'true' stomach is the...






7. What is intravenous injection?






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






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






10. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...






11. BFP






12. Dairy cattle frequently develop milk fever shortly after calving. They become immobile - comatose - and may die without treatment. The treatment typically involves...






13. Dairy rations - especially those for high producing cows - may be buffered to maintain a desirable rumen pH. The most common buffering agent for this is...






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






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






16. What percent non-fiber carbohydrate should a ration contain for high producing cows?






17. An average Holstein cow should give _______ pounds per day for each lactation.






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






19. What is a nonfunctional mammary gland called?






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






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 The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...






22. A switch on a cow is...






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






24. The first feeding of colostrum should equal about ___ percent of the calf's body weight?






25. This bacteria causes 'Circling Disease' in cattle...






26. Feeding bulky feeds during the dry period and gradually bringing fresh cows back on grain are ways to prevent...






27. 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.






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






29. Endocrinology is the science dealing with _______________.






30. Limber leg is found most often in the ____________ dairy breed?






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






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






33. A dairyman may milk in a rapid exit barn. This simply means that...






34. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?






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






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






37. 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?






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






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






40. A Babcock test may be used to measure the __________ % of milk.






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






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






43. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.






44. The most costly form of mastitis is?






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






46. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?






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






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






49. What percent of milk is water?






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