Unit 3 Animal Nutrition Quiz

1. Energy calculated as the gross energy provided by a unit of feed minus the gross energy content of the faeces resulting from the consumption of that unit of feed is called as (MPPSC 2022)

2. The gross energy content of unit weight of food less the gross energy content of the faeces resulting from consumption of unit weight of food is termed as: (Opsc 2021-22)

3. Gross Energy (in percentage) loss in methane production (%) is: (Opsc 2021-22)

4. When we subtract faecal energy from gross energy (GE) we will get? Opsc 2013 -14

5. In ruminants, DE is multiplied with a factor to get ME: Opsc 2013 -14

6. The percentage of the gross energy lost as methane in cattle varies from (MPPSC 2011)

7. Optimizing feed digestibility and availability in ruminants will: (Opsc 2021-22)

8. The percentage of the gross energy lost as methane in cattle varies from (MPPSC 2011)

9. How is the energy retained from fat calculated in the Carbon-Nitrogen Balance Technique?

10. What is the primary difference between direct and indirect calorimetry?

11. Which of the following is NOT a type of indirect calorimetry system?

12. What is the Respiratory Quotient (RQ) for carbohydrates?

13. In the Carbon-Nitrogen Balance Technique, how is protein retention calculated?

14. Which method is described as costly and time-consuming when used on larger animal species?

15. In a closed circuit indirect calorimetry system, how is CO₂ production measured?

16. What is the RQ value for fattening animals converting carbohydrates to fat?

17. In the Comparative Slaughter Method, what is used to determine the energy content of the animals?

18. Which of the following is an advantage of indirect calorimetry?

19. Starch equivalent based energy system was given by (Rpsc 2013), JKPSC – 2019

20. The term TDN is used to indicate ______________of feed for ruminant animals. (MP 2023)

21. T. D. N. term is appropriate with: (OPSC. 2018-19)

22. Endogenous Urinary Nitrogen (EUN) is analogous to: (OPSC , 2013 -14)

23. In India, energy requirement of cattle is expressed in terms of: (OPSC, 2013 -14)

24.  Read the following statements :              MPSC – 2019  

a. Energy is the most important nutrient to produce milk.

b. The energy needed depends upon the composition of milk.

Now state whether  :

25. Poultry consume feed on the basis of following nutrient: (UKPSC – 2024)

26. Starch equivalent system is based on ( JKPSC-2020)

27.  Consider the following pairs        JKPSC-2020

Constituent   Calories

i) Fat                 9 Kcal

ii) Protein        4 Kcal

iii) Lactose      9 Kcal

iv) Fiber          3 Kcal

Which of the above pairs are correctly matched?

28. Higher RQ value is found with (J&K, 2019)

29. The proportion of the absorbed nitrogen that is retained by the animal body and utilised for synthesising body tissue is known as

30. The gain in body weight (gm) per gm of protein ingested is known as: (Opsc 2021-22)

31. The most important measure to assess the quality of protein in monogastric animals is: (Opsc 2013- 14)

32. Which of the following is NOT a measure of protein quality in ruminants?

33. The formula for calculating digestible crude protein (DCP) in roughages is:

34. What does EAAI stand for in protein quality evaluation?

35. Which method of protein quality evaluation is defined as the weight gain per unit weight of protein eaten?

36.. The chemical score of a protein is determined by:

37. What is the main disadvantage of the chemical score method?

38. Net Protein Utilization (NPU) is the product of:

39. Which protein quality evaluation method compares the nitrogen balance of a test protein to a standard protein?

40. The biological value of egg protein is considered to be:

41. What is the calorie-protein ratio typically used for broiler chick feed?

42. Which of the following is associated with a wider calorie-protein ratio?

43. What is the primary purpose of using the calorie-protein ratio in poultry nutrition?

44. The calorie-protein ratio for broiler finisher feed is typically:

45. A narrower calorie-protein ratio is associated with:

46. What does the nutritive ratio evaluate?

47. How is the nutritive ratio calculated?

48. A narrow nutritive ratio is most suitable for:

49. Which stage of broiler production typically uses a wider calorie-protein ratio?

50. The calorie-protein ratio is important in feed formulation because it helps:

51. Which of the following best describes the concept of energy partitioning in livestock?

52. In the context of energy metabolism, what does the term “heat increment” refer to?

53. Which calorimetry method measures heat production indirectly by quantifying gas exchange?

54. What is the primary unit used to express energy in animal nutrition?

55. In the California Net Energy System, what does NEm represent?

56. Which of the following equations correctly represents the relationship between gross energy (GE), digestible energy (DE), and fecal energy (FE)?

57. What is the primary advantage of using net energy systems over metabolizable energy systems in ruminant nutrition?

58. Which of the following factors does NOT directly influence the efficiency of energy utilization in livestock?

59. In the equation ME = RE + HE, what does HE represent?

60. Which of the following best describes the concept of “effective energy” as proposed by Emmans (1994)?

61. What is the primary purpose of using the comparative slaughter technique in energy metabolism studies?

62. Which of the following is NOT a component of the heat increment of feeding?

63. In the context of protein evaluation, what does the term “biological value” (BV) represent?

64. Which of the following methods is used to determine the metabolizable energy (ME) content of feeds for poultry?

65. What is the primary limitation of using the total digestible nutrients (TDN) system for energy evaluation in ruminants?

66. In the equation for effective energy (EE) proposed by Emmans, what does the term DCP represent?

67. Which of the following best describes the concept of “nutrient:calorie ratio” in diet formulation?

68. What is the primary reason for adjusting nutrient:calorie ratios when increasing dietary energy density?

69. Which of the following equations correctly represents the calculation of net energy for lactation (NEL) according to the NRC (2001) model?

70. What is the primary advantage of using in vitro techniques for feed evaluation compared to in vivo methods?

71. Which of the following best describes the concept of “residual feed intake” (RFI) in the context of energy efficiency?

72. In the context of protein evaluation, what does the term “ileal digestibility” refer to?

73. Which of the following methods is most appropriate for measuring the net energy content of feeds for growing cattle?

74. What is the primary limitation of using crude protein (CP) as a measure of protein quality in feed evaluation?

75. Which of the following best describes the concept of “ideal protein” in animal nutrition?

76. What is the primary purpose of using the nylon bag technique in ruminant nutrition studies?

77. Which of the following factors does NOT directly influence the maintenance energy requirements of livestock?

78. In the context of energy systems, what does the term “km” represent?

79. Which of the following best describes the concept of “net protein utilization” (NPU)?

80. What is the primary advantage of using the protein digestibility-corrected amino acid score (PDCAAS) for protein evaluation?

81. Which of the following equations correctly represents the calculation of heat production (HP) using the carbon-nitrogen balance technique?

82. What is the primary purpose of using the “respiratory quotient” (RQ) in energy metabolism studies?

83. Which of the following best describes the concept of “net energy for gain” (NEg) in beef cattle nutrition?

84. In the context of protein evaluation, what does the term “endogenous losses” refer to?

85. Which of the following methods is most appropriate for determining the energy value of feeds for lactating dairy cows?

86. What is the primary limitation of using the “physiological fuel values” (Atwater factors) for energy evaluation in ruminants?

87. Which of the following best describes the concept of “metabolic body weight” in energy metabolism studies?

88. In the equation ME = GE – (FE + UE + GPE), what does GPE represent?

89. What is the primary advantage of using the “Lucas principle” in feed evaluation?

90. Which of the following factors has the greatest impact on the efficiency of ME use for lactation (kl) in dairy cows?

91. In the context of protein evaluation, what does the term “apparent digestibility” represent?

92. Which of the following best describes the concept of “heat production” in energy metabolism studies?

93. What is the primary purpose of using the “carbon dioxide entry rate technique” in energy metabolism studies?

94. Which of the following equations correctly represents the calculation of retained energy (RE) in growing animals?

95. What is the primary advantage of using the “mobile bag technique” for protein evaluation in ruminants?

96. Which of the following best describes the concept of “partial efficiency” in energy utilization?

97. In the context of protein evaluation, what does the term “first-limiting amino acid” refer to?

98. What is the primary purpose of using the “dilution technique” in energy metabolism studies?

99. Which of the following factors has the greatest impact on the efficiency of ME use for growth (kg) in growing animals?

100. In the context of energy systems, what does the term “kf” represent?