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 the hormone that causes Uterine contractions to assist in parturition?






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






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






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






5. Regarding feed formulation - What does CAD stand for?






6. What acid is formed when nonstructural carbohydrates are digested in the rumen?






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






8. Fresh milk - at a dairy - is required to be cooled to a minimum of 50 degrees F within 4 hours time after milking. However many larger dairies are using a _______________ to accomplish this within minutes.






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






10. The top most part of a cow's head is called the...






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






12. Normal presentation of a calf for parturition will have...






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






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






15. The most costly form of mastitis is?






16. 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?






17. EU






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






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






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






21. Fumonsin and zearalenone are examples of...






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 The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...






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






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






25. In cows - salmonellosis infections are most common in those that have calved within __________.






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






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






28. What is the reasonable score for body condition at mid-lactation?






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






30. Where are structural carbohydrates found in the plant?






31. Brucellosis is also know as...






32. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...






33. What hormone is responsible for maintaining pregnancy?






34. 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 ____






35. What is subcutaneous injection?






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






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






38. The two main problems that effect reproduction are...






39. GATT






40. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?






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






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






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






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






45. A dairy cow that has her feet too far forward (under her belly) is said to be...






46. Ways to avoid milk fever in cows






47. What mineral is necessary for hemoglobin formation?






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






49. Cows have _____ streak canals per teat.






50. What state agency regulates waste management?