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. Endocrinology is the science dealing with _______________.






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






3. What ration ingredients contain the highest concentration of energy?






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






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






6. Endocrinology is the science dealing with _______________.






7. When using a body condition scoring system of 1 to 5 - What does a score of 5 mean?






8. What is a cation?






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






10. PTAT






11. The rumen of a cow is located...






12. Milking time is best reduced by...






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






14. The annual sale of dairy semen exceeds __________ straws.






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






16. A switch on a cow is...






17. The dairy breed which produces the highest volume of milk is the...






18. When looking at DHI records - what do the letters RHA stand for?






19. In the reproductive tract of a dairy cow - how many uterine horns are there?






20. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...






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






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






23. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?






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






25. When does the greatest mammary tissue growth occur during a cow's life?






26. What state agency regulates waste management?






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






28. What is another term for the lowest lateral regions of the abdomen - near the groin?






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






30. Pest Predators will travel up to ____ yards to find their food source (fly pupae).






31. To maintain margins - you should be monitoring and making decisions based on your herd's IOFC. What do the initials IOFC stand for?






32. After insemination - how long do sperm live in the cow's reproductive tract?






33. The annual sale of dairy semen exceeds __________ straws.






34. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.






35. Which one of the following describes biotin?






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






37. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...






38. Most dairies in Texas are considered to be CAFO's. A CAFO is...






39. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?






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






41. 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 ____






42. A rolling herd average (RHA) is based on how many months?






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






44. If the freezing point of a sample of raw milk is above 30 degrees F this indicates...






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






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






47. What is the scientific term for birth?






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






49. What should the pH of a 'close up' Holstein's urine be?






50. What percent of dry matter in plants is made of carbohydrates?