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. It is widely acknowledged that a calcium/phosphorus ration of about ______________ is best for a dairy ration since this mirrors that of the cows' body.






2. 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).






3. 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...






4. When using sexed semen - conception rates are _________ percent of the conception rates achieved when using unsexed semen under the same conditions?






5. What is intravenous injection?






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






7. Where are non-degradable proteins absorbed?






8. What percent of lactating dairy cows have oxytocin in their bloodstreams during milking?






9. When doing classification scoring - a cow given the numerical value of 85-89.9 is classified as...






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






11. At how many days can pregnancy be detected by palpation?






12. Which cows have higher protein requirements?






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






14. A perfect score for a cow according to the Dairy Cow Unified Score Card is...






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






16. When referring to rations - what do the letters NFC stand for?






17. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.






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






19. To the hundreth - how many pounds of milk are in a gallon?






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






21. What is lactogenesis?






22. Abortion in the last trimester of pregnancy is often caused by_______________.






23. Endocrinology is the science dealing with _______________.






24. How did parallels perform when compared to herringbones?






25. %DBH






26. Heart girth measurements of cows may be used to estimate...






27. What is an anion?






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






29. When compared to normal corn silage - brown mid-rib corn silage has more energy and high digestibility. This is due largely to its lower content of__________.






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






31. Milk fever is also (scientifically) known as what?






32. The rear quarters produce __________% of the daily milk yield.






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






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






35. One ejaculation from a bull typically contains _________________ sperm






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






37. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...






38. Name the three common places Coliforms are found.






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






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






41. The hormone ______________ stimulates milk let down and may be administered via injection - when necessary after parturition.






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






43. HTST is a ______________






44. What stomach compartments are not developed in a newborn calf?






45. How frequently should an average freshen?






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






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






48. The medical name tarsal hygroma - a commonaliment of dairy cows is commonly called...






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






50. Name the three common places Coliforms are found.