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Praxis Animal Science

Subjects : praxis, veterinary
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. Is growing aquatic plants or animals in a closed environment






2. A structure that is in the ncleus of cells containing DNA molecules






3. It is inherited matter that is behind growth - development and function of cells






4. The process that prevents milk fat from separating from milk products.






5. Spurs growth - maintenance - and reproduction. it can affect fertility in bulls and cows






6. Is a male swine castrated after signs of developing the secondary characteristics of a boar.






7. What part of the cow digestive system is in the forward area of the cow's body and resembles a pouch with honeycomb like tissue






8. Are needed for functions such as bone formation and growth






9. To develop muscle






10. What does mortality loss mean






11. A DNA code that directs an organisms characterstics






12. What is calving difficulty






13. What is the biggest expense for any animal






14. What breed of swine is PSS most commonly found in?






15. Help to improve some facet of animal nutrition






16. Is given to increase milk production






17. Usually some 20 times longer than the cow itself.






18. Are more affected by potential toxicity than are sheep






19. Milk let down is caused by






20. The main factor in determining the USDA quality grade which indicates factors including juiciness - tenderness - and flavor






21. Refers to all economic activity that is related to the processing - production - and marketing of agriculture products from the source of the product to the consumer






22. What are the lactation period for dairy cattle






23. Are those biological waste systems that operate without oxygen.






24. Growth rate in cattle reflected by






25. The expression of the genes present in an individual.






26. Is a process in which the milk is heated in order to destroy organisms that can cause disease






27. A procedure in which particle sizes are sorted by forcing the particles through pores or openings






28. An acute infectious disease that comes from bacterium.






29. Important in developing the digestive system of calves but is not of great need in the diets of adult beef cattle.






30. Is the end of the tract for undigested foods.






31. In the U.S. what breed is the top # in horses?






32. Use the first lagoon to take in the waste and allows solid and settle.






33. Cows with bleached hair has what kind of deficiency






34. Measured in percentage of crude protein - helps build muscles - connective tissue - and the nervous system. Made of amino acids






35. Dairy cows have an average life of what






36. Are used to identify parasites that maybe in animals and to count the parasites found in stool by the grain.






37. What part contains heavy feed and any metal items eaten by the cow?






38. Is taking samples of grazed pasture and examining a larve - to - grass ratio






39. Bone development






40. What disease causes loss in production in dairy cattle






41. Helps animals with worms that drain blood.






42. Operate with oxygen either mechanically or naturally.






43. What has a glandular lining and secrets acids and digestive to break down feed?






44. Refers to the belief of those that animlas should not be used in any explotive nature.






45. What breed of cattle is known for tolerant of heat and produce more pounds of milk per body weight than other breeds?






46. What hormone induces estrus?






47. Also known as swine fever - contagious viral disease found in swine.






48. Are a resting place for dairy cattle. is built such that the cow can come inside the stall and leave at will.






49. What are the 2 classifications of meat






50. Refers to organsims modified by genetic engineering and containing DNA from external sources.