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 discussing feed mixers - What is the range of manufacturers recommmended mixing times?






2. GnRH






3. Foot Rot is scientifically known as what?






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






5. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?






6. 'Thurl position' is a trait evaluated in the ________ category on the PDCA Unified Scorecard?






7. What trait with the only positive genetic correlation to milk production?






8. What bacterium causes cattle tuberculosis (TB)?






9. Brucellosis is also know as...






10. What combines the Predicted Transmitting Ability for protein - fat - type and udder composite index and ranks the animal on its ability to transmit a balance of these four traits






11. A material used in a footbath for cows with foot rot problems is...






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 The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...






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






14. A disease transmitted through natural mating which causes abortion - low conception rates - and irregular heat cycles is _____________________.






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






16. Which of the following is not a commonly usedestrus synchronization program for dairy cattle?






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






18. Milk with over_____________ somatic cell count cannot legally be shipped in the United States?






19. 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?






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






21. IPM






22. Dairy cows need roughage to concentrate ratio of approximately ______________ to maintain the desired fat content in the milk.






23. Cows produce pheromones which...






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






25. The portion of the ruminant digestive system which consists of many folds of tissue is the...






26. Blood vessels that transport blood away from the heart are called...






27. What is intra musclular injection?






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






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






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






31. In a sire's proof - daughters' calving ease measures __________________.






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






33. FSIS






34. When is the best time to feed anionic salts to dairy cows?






35. Which dairy breed has a restriction for disallowing black markings?






36. What manure waste management method runs manure across a press and squeezes the water out?






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






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






39. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters






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






41. Colostrum has approximately _____ calcium - as does regular milk.






42. FAS






43. On average - how many weekd after freshening does a cow's dry matter intake peak?






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






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






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






47. What do nonstructural carbohydrates consist of?






48. What hormone is responsible for maintaining pregnancy?






49. Dry cows need 0.8 percent K in their diet. What element is K?






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