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






2. What is the scientific term for birth?






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






4. Corn silage stored in sealed upright silos should be ensiled at what moisture?






5. EU






6. How many days after parturition should you wait before breeding a cow back?






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






8. What is an anion?






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






10. HTST is a ______________






11. The source of rennet (a substance used in cheese making) is...






12. An average Holstein cow should give _______ pounds per day for each lactation.






13. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?






14. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?






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






16. 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__________.






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






18. What female hormone causes follicles to begin to develop?






19. 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






20. The hooks and pins on an animal relate most closely to the...






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






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






23. Proponents of global warming having accused cows of being a major factor. This is due to their release of...






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






25. Feeding bulky feeds during the dry period and gradually bringing fresh cows back on grain are ways to prevent...






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






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






28. Fats are broken down by a dairy cow In what part of her body?






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






30. A very popular dairy management software in Texas is...






31. Which one of the following is not classified as a fat‐soluble vitamin?






32. When evaluating dairy rations what do the letters NE stand for?






33. Cheddar cheese accounts for ____ % of American type cheeses made in the U.S.






34. What hormone is responsible for maintaining pregnancy?






35. Body condition scores form 1 to 5 are used to track herd health and nutrition. Dry cows should have a body score from...






36. Corn silage - stored in upright - top-unloading silos - should be chopped at which percent moisture?






37. How many grams of lactose are in an 8 oz. glass of milk?






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






39. Where are degradable proteins broken down?






40. When a small metal object punctures the stomach wall and causes an infection - the resulting disease is called____________________.






41. ___________ represents the largest daily input cost in producing milk.






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






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






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






45. Proponents of global warming having accused cows of being a major factor. This is due to their release of...






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






47. Corn silage stored in sealed upright silos should be ensiled at what moisture?






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






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






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