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 heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.






2. The only aspect of milk quality that can be completely controlled on the farm is ______________.






3. Which of the following is the most popular type of cheese in the United States?






4. Fear can disrupt milk letdown in a cow. The hormone released that causes this disruption is...






5. What percent of the cows feed intake is consumed during the daylight hours?






6. New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD system. MOD means...






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






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






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






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






11. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.






12. 98% of somatic cells are...






13. In order to prevent bloat - the feed additive Poloxalene is often added to feed rations for cows that are grazing. Which of the following grazed forages are most likely to cause bloat?






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






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






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






17. What percent of crude protein should a calf starter be?






18. Texas dairies normally must be permitted by the ___________before they begin operations.






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






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






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






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






23. GnRH






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






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






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






27. _________ is a compound that is fermented for flavor in buttermilk and sour cream.






28. A dairy expects to cull approximately _________% of their herd each year.






29. A mutation where calves have little or no control over the movement of their legs is called...






30. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...






31. The annual sale of dairy semen exceeds __________ straws.






32. When discussing nutrition - What does NPN stand for?






33. Rumen bacteria enable dairy cattle to utilize which feed supplement?






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






35. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?






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






37. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?






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






39. What type of mastitis is the easiest to cure?






40. What units are used to measure energy?






41. Dairy producers are particularly watchful for zoonotic diseases in their herd. Zoonotic diseases are defined as those that...






42. What mineral is necessary for hemoglobin formation?






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






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






45. A free martin is considered a...






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






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






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






49. IDFA






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