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






2. NRC






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






4. A cow's gestation period is _______ long?






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






6. One ejaculation from a bull typically contains _________________ sperm






7. A mutation where a calf is born with a single toe on one or more feet is called...






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






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






10. What is intravenous injection?






11. When comparing bulls for artificial insemination - What does 'SCR' stand for?






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






13. Each animal inherits certain genes from both parents. What percentage of genes does a calf receive from its sire?






14. Foot Rot is scientifically known as what?






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






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






17. FARAD






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






19. The Global Dairy Agenda for Action is a pledge to reduce _______ emissions in an attempt to address global warming?






20. What hormone is responsible for maintaining pregnancy?






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






22. The most common pathogen found in raw milk is...






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. Bulk tanks must be emptied and cleaned every _____ hours.






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






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






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






28. Protein is a combination of amino acids. The amino acids are unique among compounds involved in nutrition because they contaIn what element?






29. Dairy herds have historically used artificial insemination. Currently approximately ____________% of all dairy pregnancies results from A.I.






30. 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?






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






32. Which cows have higher protein requirements?






33. 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).






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






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






36. Which of the following is an infectious disease?






37. A rolling herd average (RHA) is based on how many months?






38. Dairy Farmers frequently place a stomach magnet into their cows to...






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






40. Foot Rot is scientifically known as what?






41. What are structural carbohydrates made of?






42. When examining feed rations - what do the letters NDF stand for?






43. 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?






44. Brucellosis is also know as...






45. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...






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






47. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...






48. What is subcutaneous injection?






49. What is the average production lifetime of a dairy cow?






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







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