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Dairying Practice Test: Cattle Diseases and Deficiency
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Avg score: 61% Most missed: “What does NSC stand for?”
Some diseases that affect cattle include: Bovine spongiform encephalopathy (BSE): A progressive neurological disorder caused by an unusual transmissible agent called a prion. BSE accumulates in the brain and spinal cord of animals. Bovine tuberculosis (TB): A serious bacterial disease caused by Mycobacterium species that usually affects the respiratory system. Animals infected with TB may not show signs for years. Mastitis: A disease that can cause the greatest loss to the dairy industry. Mastitis can be caused by a large cohort of microorganism species, including viruses, mycoplasma,... Show more
Dairying Practice Test: Cattle Diseases and Deficiency
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25 Questions

1. Hairy Heel Wart is scientifically known as what?
2. What is the approximate time of ovulation in cattle after the beginning of heat?
3. Where are degradable proteins broken down?
4. What is the average duration of standing the heat in cattle?
5. What does BVD stand for?
6. What bacterium causes cattle tuberculosis (TB)?
7. Corn silage stored in sealed uprights should be ensiled at what moisture?
8. Milk fever is also (scientifically) known as what?
9. When did the World Dairy Expo start sponsoring a collegiate judging contest?
10. What is the scientific term for birth?
11. What do the letters FSA stand for?
12. Corn silage, stored in upright, top-unloading silos, should be chopped at what percent moisture?
13. Where is the National Cheese Exchange Located?
14. When discussing nutrition, what does NPN stand for?
15. According to the NRC, what percent calcium should a dry cow ration contain?
16. When referring to rations, what do the letters NFC stand for?
17. The letters FSIS stand for what?
18. How much more energy do fats contain per unit than carbohydrates and proteins?
19. What do nonstructural carbohydrates consist of?
20. What does NSC stand for?
21. When referring to vaccinations, what do the letters MLV stand for?
22. What percent non-fiber carbohydrate should a ration contain for high producing cows?
23. When discussing feed mixers, what is the range of manufacturers recommended mixing times?
24. When discussing lactation records, what does the term “fat corrected milk” mean?
25. Neospora caninum is a major cause of what in pregnant cows?