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. What is Milk Fever paresis caused by?






2. A calf's birth weight is approximately ________% of its' mature weight.






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






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






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






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






7. A ____________ is usually necessary when feeding Dairy Cows TMR rations.






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






9. FARAD






10. In regards to dairy production RHA refers to...






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






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






13. Where are degradable proteins broken down?






14. What is a cation?






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






16. Which part of the digestive tract is responsible for absorbing excess water?






17. Which major dairy breed association was the first to use computers to maintain breed registry records?






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






19. Young dairy calves frequently suffer and may die due to scours. The chief cause of deadly scours at this age is...






20. The milk produced on a dairy must be moved through a system of components and piping made from...






21. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?






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






23. One ejaculation from a bull typically contains _________________ sperm






24. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.






25. GnRH






26. Allelomimetic behavior is defined as...






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






28. Alfalfa is an example of ___ in a dairy ration.






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






30. The circulatory system of a dairy cow is very important to milk production. A dairy cow must circulate about _________ of blood for each pound of milk produced.






31. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?






32. What is a common name for infectious kerato conjunctivitis?






33. HTST is a ______________






34. What manure waste management puts solids in a bin and lets it degrade?






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






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






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






38. When discussing lactation records - What does the term 'fat corrected milk' mean?






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






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






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






42. What is the approximate time of ovulation in cattle after the beginning of heat?






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






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






45. What is lactogenesis?






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. dairy cow may not reach her highest milk yield until she is...






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






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






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