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






2. When referring to milk test used at the processing plant - What is a DMC?






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






4. What is the most essential nutrient in animal feeding animals and maintaining health?






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






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






7. In dairy cows - What is the name of the disease caused by the organisms Staph Aureus - Strep Uberis - and Klebsiella?






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






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






10. Cows produce pheromones which...






11. According to the NRC - what percent calcium should a dry cow ration contain?






12. 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?






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






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






15. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?






16. Brucellosis is also know as...






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






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






19. Milking time is best reduced by...






20. What is the USDA's AIPL?






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






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






23. Quality forage is critical for acow's milk production. Many people evaluate hay based upon its green color; others think the color is a poor indication of nutrient composition. However - green colored hay is generally considered to have a higher ____






24. Cows treated with BST typically show an increase in milk production of...






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






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






27. GnRH






28. The standard length of the dry period in dairy cattle is ________?






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






30. What is an anion?






31. What is the sex chromosome configuration of a male calf?






32. The CWT programs stands for Cooperatives Working Together. Which of the following describes the function of this program?






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






34. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...






35. Name the three common places Coliforms are found.






36. USDEC






37. Dairy cows produce milk that is relatively high in B complex vitamins. Because they are ruminants...






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






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






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






41. 'Weaver Syndrome' is most often found in the _______________dairy breed?






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






43. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...






44. When evaluating a dairy ration - what do the letters TDN stand for?






45. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency






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






47. What pathway in youg calves direct milk into the abomasum - bypassing the rumen - reticulum - and omasum?






48. Research has shown that by formulating lactating cow rations with proper amounts of certain amino acids - we can decrease the crude protein content of the ration and reduce _______________________?






49. Which dairy breed's milk is golden-yellow in color?






50. Which cows have higher protein requirements?