Preparing for the PRC Licensure Examination for Agriculturists? Animal Science is one of the most important subject and is essential to boost your score in this exam. This reviewer contains 100 carefully selected multiple choice questions based on past board exams and aligned with the current LEA syllabus.

Whether you’re taking the exam this year or preparing early, this is your perfect practice set to assess your readiness and strengthen weak areas. You’ll be tested on key areas like livestock, poultry, dairy science, reproduction, nutrition, breeding, and animal health management — all commonly asked in the LEA.

✅ Ideal for self-review
✅ Based on actual exam patterns
✅ Helpful for last-minute prep and mastery of core topics

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Animal Science Reviewer

Animal Science Reviewer

1. Which of the following is a ruminant stomach compartment where microbial fermentation occurs?

2. The function of the crop in birds is to:

3. The normal body temperature of a healthy cow is:

4. The part of the chicken responsible for producing egg yolk is:

5. Which species has a monogastric digestive system?

6. The main energy source in animal diets is:

7. Which vitamin prevents rickets in young animals?

8. Roughage is important in the ruminant diet because it:

9. Leguminous forages are good sources of:

10. Urea can be safely used as a protein supplement in:

11. Estrus in cattle lasts for approximately:

12. A common method of pregnancy diagnosis in cattle is:

13. Ovulation in a sow usually occurs:

14. The hormone responsible for milk let-down is:

15. The gestation period of goats is approximately:

16. The physical expression of a gene is called:

17. The cross of two animals with unrelated bloodlines within the same breed is called:

18. In dairy cattle, the trait with highest heritability is:

19. Sex in mammals is determined by the:

20. Which of the following is a quantitative trait?

21. Which housing system is commonly used for commercial layer chickens?

22. The best floor type for swine housing is:

23. Which livestock is best suited for silvopastoral systems?

24. Colostrum must be given to newborn animals within:

25. The brooding temperature for chicks during the first week is:

26. Anthrax is caused by:

27. A symptom of foot-and-mouth disease in cattle is:

28. The causative agent of swine erysipelas is:

29. Which is a common internal parasite in ruminants?

30. A vaccine for Newcastle disease is used in:

31. Pasteurization of milk is done to:

32. The major protein in milk is:

33. The red color of meat is due to:

34. Meat with PSE condition appears:

35. Milk let-down can be stimulated by:

36. Which livestock species has the highest feed conversion efficiency?

37. Which of the following is a zoonotic disease?

38. The indigenous breed of cattle in the Philippines known for draft power is:

39. Which goat breed is known for high milk production?

40. Which chicken breed is primarily used for egg production?

41. Which mineral prevents milk fever in dairy cows?

42. The process of removing young animals from their mothers is known as:

43. Which species is most susceptible to heat stress?

44. The method of preserving green fodder is called:

45. Which organ is affected by fascioliasis?

46. The average daily milk yield of a good dairy cow is around:

47. Which of the following is a dual-purpose cattle breed?

48. The ideal temperature range for broiler production is:

49. Which practice is used to reduce stress and improve animal welfare during transport?

50. Which species has the shortest gestation period?

51. Which of the following organs in ruminants absorbs water and reduces particle size?

52. The functional unit of the kidney is the:

53. What structure in birds corresponds to the stomach in mammals?

54. The main gas produced during fermentation in the rumen is:

55. Which blood vessel carries oxygenated blood from lungs to the heart?

56. The mammary gland alveoli are responsible for:

57. Which species has the longest digestive tract relative to its body size?

58. The function of bile in digestion is to:

59. The abomasum in ruminants is equivalent to the:

60. What part of the avian digestive system mechanically grinds food?

61. Which hormone maintains pregnancy in mammals?

62. The number of teats in a sow is typically:

63. Which structure releases the egg during ovulation?

64. A boar reaches sexual maturity at around:

65. Which breeding method involves collecting and depositing semen?

66. What is the ideal interval for calving in dairy cattle?

67. The use of unrelated animals from different breeds is:

68. Which organ transports the embryo to the uterus?

69. Fertilization in mammals occurs in the:

70. Superovulation is induced by injecting:

71. Which is a zoonotic disease?

72. Which disease causes abortion in cattle?

73. A good biosecurity measure on farms is:

74. Which is a sign of parasitic infection in livestock?

75. Vaccination is a form of:

76. Newcastle disease mainly affects:

77. Which disinfectant is commonly used in animal farms?

78. Ringworm is caused by:

79. Vitamin A deficiency may lead to:

80. Foot rot is commonly observed in:

81. The California Mastitis Test (CMT) is used to detect:

82. Which milk component is responsible for its white color?

83. Colostrum is rich in:

84. Ghee is mainly composed of:

85. Which vitamin is absent in egg white?

86. Which feed is rich in carotene?

87. Ration balancing ensures:

88. What is the first milk secreted after parturition called?

89. What test detects adulteration in milk with water?

90. Which nutrient is most important for muscle development?

91. Urea is a good source of:

92. Which of the following is a concentrate feed?

93. Which vitamin is essential for calcium absorption?

94. Which species produces the richest milk in terms of fat content?

95. The ideal temperature for milk pasteurization (HTST method) is:

96. The removal of horns in calves is called:

97. Which livestock species is most susceptible to heat stress?

98. The part of the poultry egg that contains most nutrients is:

99. Which breed is known as the best dairy cattle in the world?

100. The most common method of identifying cattle is:

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Aditya Abhishek has completed Bachelor Of Science in Agriculture from SDSUV, Uttarakhand. He focuses on learning and delivering knowledge on Agriculture and Home Gardening. He created Agriculture Review as a common platform for all nature enthusiast to learn better practices of agriculture, gardening & shop quality products & services.

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