210924 VZT 53 1ST LONG HOUR QUIZ PDF

210924 VZT 53 1ST LONG HOUR QUIZ Introduction: The Animal and its Food 1. The protein and mineral content of a feed, its energy composition, and amount of energy that can be used and efficiently utilized by the animal from it refers to a. Nutrient...

210924 VZT 53 1ST LONG HOUR QUIZ Introduction: The Animal and its Food 1. The protein and mineral content of a feed, its energy composition, and amount of energy that can be used and efficiently utilized by the animal from it refers to a. Nutrient b. Nutrient requirement c. Nutritive value d. Nutrition 2. The main product of photosynthesis in plants a. Carbohydrate b. Lipid c. Protein d. Minerals 3. Ration pertains to the a. Specific nutrient requirement of a single animal for 24 hours b. Feed allotment for a group of animals for 24 hours c. Feed allowance for a single animal for 24 hours d. Specific nutrient for a group of animals for 24 hours 4. An energy feed or energy concentrate are those products containing a. 20% protein b. 18% fiber and high energy 5. Dry forages and roughages have a. 20% protein b. 18% fiber and high energy 6. Which of the following describes a supplement? a. Any feed stuff which has need subjected to any factor that has decreased the nutritive value of any feed or feedstuffs b. Feed or feed mixture used to improve the nutritional value of the ration complementing the nutrients in the base feed c. Complete feed formulated to provide a specific animal species and class with appropriate amounts of all nutrients required for maintenance  d. An ingredient or combination of ingredients added to the basic feed mix or parts thereof to fulfill a specific need 7. Which of the following describes a balanced ration? a. Any feed stuff which has need subjected to any factor that has decreased the nutritive value of any feed or feedstuffs b. Feed or feed mixture used to improve the nutritional value of the ration complementing the nutrients in the base feed c. Complete feed formulated to provide a specific animal species and class with appropriate amounts of all nutrients required for maintenance d. An ingredient or combination of ingredients added to the basic feed mix or parts thereof to fulfill a specific need 8. Metabolic water could be produced when these nutrients are catabolized for energy production except a. Minerals b. Lipids c. Carbohydrates d. Proteins 9. Antibiotics, food colorings, flavors are considered as a. Concentrates b. Supplements c. Additives d. Specialty feeds 10. Which of the following is not classified as a nutrient? a. Limestone b. Tree barks c. Sunflower seeds d. Dried grasses 11. The following nutrients are organic except a. Vitamins b. Nucleic acids c. Minerals d. Lipids 12. The following feeds is a forage except a. Corn grains b. Corn plant c. Corn husks d. Corn stover 13. The following processes are the main concern in the study of animal nutrition except a. Nutrient metabolism b. Feed digestion c. Waste excretion d. Improve appetite 14. In cold water, water requirements are ____ because feed intake is __ a. Increased; decreased b. Decreased; increased c. Increased; increased d. Decreased; decreased 15. The following are the functions of water except a. Acts as solute for other nutrients b. Medium for waste excretion c. Medium for enzymatic activity d. Regulates body temperature 16. Feedstuff with high water absorbing characteristics ____ the drinking water requirements in animals. a. Increases b. Decreases c. Does not change 17. The last event in the process of nutrition. a. Ingestion b. Excretion c. Circulation d. Metabolism 18. Excessive intake of water by domestic animals’ will a. Make them to take less feeds b. Harm them c. Have no detrimental effect d. Make them bloated 19. Which of the following situations render domestic animals to take less feed than its normal consumption? a. Pregnancy b. Cold weather c. Lactation  d. Unavailability of drinking water 20. Birds have lower water requirement than mammals because they excrete a. Urea in water form b. Ammonia in solid form c. Ammonia ion in water form d. Uric acid in solid form 21. Which of the following is least likely to be considered as an essential nutrient for animal nutrition? a. Fat soluble vitamins b. Nucleic acids c. Minerals d. Polyunsaturated fatty acids 22. Which of the following nutrients is not a building block for bodily tissues but is required for enzyme function? a. Carbohydrates b. Lipids c. Vitamins d. Protein 23. Indispensable nutrient is a. Required in the diet because they cannot be synthesized by the body in sufficient amounts b. Not required in the diet because they can be synthesized by the body in sufficient amount c. Required in the diet because they can be synthesized by the body in sufficient amounts d. Not required in the diet because they cannot be synthesized by the body in sufficient amount 24. I. Nutrients can be used by the body for its immediate needs. II. They cannot be stored for later use. a. Both statements are true b. Both statements are false c. Statement I is false, statement II is false d. Statement I is true, statement II is false 25. Which of following conditions leads to malnutrition in animals? a. Inadequate dietary energy or protein b. Unbalanced diets c. Overfeeding  d. All of these Carbohydrates 26. A feed ingredient which is a by-product of brewery or beer production. a. Spent grains b. Wheat grains c. Barley d. Wheat bran 27. Large part of the endosperm cell wall of cereal grains is composed of what type of glucan? a. Cellulose b. Hemicellulose c. Callose d. Mannose 28. Which statement describes corn gluten meal? a. Outer covering of the corn grain with little or none of the starchy part of the germ b. Consists of gluten meal and corn bran c. Hard, flinty portion of sound corn, with little or none of the bran or germ d. By-product of corn when processed to produce oil and starch 29. Sucrose is made up of a. 2 glucose molecules b. 2 fructose molecules c. 1 glucose + 1 fructose d. 1 glucose + 1 galactose 30. Which of the following molecules can be obtained after the digestion of starch? a. Dextrin, glucose and fructose b. Dextrin, sucrose and fructose c. Dextrin, lactose and galactose d. Dextrin, maltose and glucose 31. The repeating unit of cellulose a. Callose b. Hemicellulose c. Cellobiose d. Mannose 32. Amylose and amylopectin compose the polysaccharide a. Starch b. Glycoproteins c. Glycogen  d. Callose 33. Which of the following monosaccharides has an anomeric form? a. Trioses b. Tetroses c. Hexoses d. Heptoses 34. Which of the following is not an aldose? a. Ribulose b. Xylose c. Glucose d. Glycerose 35. Which of the following element is not found in carbohydrates? a. Phosphorus b. Nitrogen c. Sulfur d. Iron 36. The following are disaccharides except a. Mannose b. Maltose c. Sucrose d. Cellobiose 37. Which of the following is a pentose sugar? a. Glyceraldehyde b. Arabinose c. Mannose d. Erythrose 38. Carbohydrates not broken in the digestive processes and readily absorbed by the intestine. a. Polysaccharides b. Disaccharides c. Monosaccharides d. Heteroglycans 39. Which of the following is the difference between a starch and glycogen? a. Starch is found in animals, glycogen in plants b. Branch points in starch has 25 residues while glycogen has 10 residues c. Starch is more branched than glycogen d. All of these 40. Which of the following monosaccharides is always found in a disaccharide molecule? a. Galactose b. Fructose c. Ribose d. Glucose 41. The following carbohydrates are intermediates of the Pentose-Phosphate Pathway except? a. D-Xylulose b. D-Xylose c. D-Ribulose d. D-Sedoheptulose 42. The following are components of hemicelluloses except a. D-Glucose b. D-Galactose c. D-Fructose d. L-Arabinose 43. Molasses is by product in manufacturing a. Table sugar b. Beer c. Dried milk d. Soybean oil meal 44. Carbohydrates which are the major component of plant fiber a. Dextrin b. Starch c. Mannose d. Cellulose 45. The following are components of lignin except a. Coumaryl alcohol b. Propyl alcohol c. Coniferyl alcohol d. Sinapyl alcohol 46. I. Lignin enhances the digestibility of other nutrients. 47. II. Lignin is a carbohydrate a. Both statements are true b. Both statements are false c. Statement I is false, statement II is true d. Statement I is true, statement II is false  48. The following are functions of carbohydrates except? a. Energy source b. Decreasing the efficiency in burning fats c. Aids in normal intestinal function d. Laxative 49. Which of the following molecules is produced in the polymerization of monosaccharides? a. CO2 b. H2O c. O2 d. ATP 50. Which of the following carbohydrates is used as supplement to humans with arthritis? a. Glycoproteins b. Chondroitin sulphate c. Pectic substances d. Glucosamines 51. Probably the most abundant polysaccharide in nature next to cellulose a. Glucans b. Fructans c. Glucosaminans d. Galactans and mannans Lipids 52. Waxes obtained from wool of sheep a. Spermaceti b. Lanolin c. Myelin d. Lecithin 53. Used to prevent rancidity in lipid-containing feeds a. Anticaking agents b. Antioxidants c. Flavorings d. Surfactants 54. Unsaturated fatty acids are a. In solid form in room temperature b. Major component of mammalian depot fat c. Prevalent in plant sources d. Synthesized in cholesterol 55. Prostaglandins are a. Glycerol-based lipids b. Synthesized from arachidonic acid c. Used to reduce inflammation d. Sex hormones 56. Structure of a fat a. Glycerol + fatty acid b. Glucose + fatty acid c. Glycerol + glucose d. Glucose + glucose 57. Components of triacylglycerol is linked thru a. Hydrogen bonds b. Sulfur bonds c. Amide bonds d. Ester bonds 58. Boiling of neutral fats with alkali will yield a. Glycerol and fatty acid b. Glycerol and soap c. Water and fatty acid d. Water and soap 59. Denotes the degree of unsaturation of a fatty acid a. Iodine number b. Saponification number c. Reichert-Meissl (RM) number d. Melting point 60. Reagent needed to determine the Reichert-Meissl Number a. 0.1N KOH b. 1N KOH c. 0.1 NaOH d. 1N NaOH 61. Which of the following solvents will not dissolve lipid samples? a. Acetone b. Ethanol c. Benzene d. Chloroform 62. Most common saturated acid in plants a. Oleic acid  b. A-Linolenic acid c. Palmitic acid d. Linolenic acid 63. Major sterols in animals a. Cholecalciferol b. Cholesterol c. Ergosterol d. 7-dehydrocholesterol 64. The following are functions of lipids except a. Source of energy b. Storage of energy c. Components of cell walls d. Electron center 65. Which of the following lipids is the precursor for steroid hormone synthesis? a. Triacylglycerols b. Cholesterol c. Sphingosines d. Terpenes 66. This contributes to the smells and flavors associated with oxidized fat and significantly reduce the palatability of feeds. a. Flavorings b. Surfactants c. Acidifiers d. Alkanals 67. Major end point of cholesterol metabolism a. Bile salts b. Estrogens c. Aldosterone d. Ergosterol 68. Essential fatty acids are lipids that are a. Obtained from animal sources b. Not needed in the diet c. Synthesized in the animal body d. Converted to eicosanoids 69. Melting point of lipids pertains to a. Solid to liquid phase b. Solid to gas phase c. Liquid to gas phase  d. Gas to liquid phase 70. Acid hydrolysis of soap will yield a salt and a. Glycerol b. Fatty acid c. Cholesterol d. Waxes 71. Catabolism of the following phospholipids will yield a glycerol molecule except a. Phosphoglycerides b. Phosphatidyl choline c. Lecithin d. Sphingolipids 72. Which of the following lipoproteins should be maintained in the lowest level in an animal body to avoid complications in cardiovascular system functions? a. Very-low density lipoproteins b. Low density lipoproteins (bad cholesterol) c. Intermediate density lipoproteins d. High-density lipoproteins 73. Best animal source of phospholipids a. Liver b. Muscle tissue c. Bone meal d. Table egg 74. I. Bile salts have a role in activating pancreatic lipase. II. Bile salts facilitate the absorption of water-soluble vitamins from the digestive tract. a. Both statements are true b. Both statements are false c. Statement I is false, statement II is false d. Statement I is true, statement II is false 75. I. Glycolipids contains monosaccharide, glycolipids, and phosphate group. II. Cerebroside is a glycolipid found in muscle tissue. a. Both statements are true b. Both statements are false c. Statement I is false, statement II is false d. Statement I is true, statement II is false 76. I. Bile salts have a role in activating pancreatic lipase. II. Bile salts facilitate the absorption of water-soluble vitamins from the digestive tract. a. Both statements are true  b. Both statements are false c. Statement I is false, statement II is false d. Statement I is true, statement II is false 77. The simplest carbohydrate molecule contains how many carbon atoms? THREE 78. Enumerate the 2 types of carbohydrates based on the location of the carboxyl group in a carbohydrate molecule. ALDOSES, KETOSES 79. Enumerate 2 pentose sugars that are found in genetic materials. DEOXYRIBOSE, RIBOSE 80. Starch is a sugar. TRUE 81. The only 7-carbon carbohydrate involved in metabolism of animals. 7SEDOHEPTULOSE 82. Cyclic form of stereoisomeric carbohydrate molecules. ANOMERS 83. Enumerate 2 feed ingredient considered as carbohydrate/energy source. CASSAVA MEAL, CORN BRAN, MOLASSES 84. Repeating unit of cellulose. CELLOBIOSE 85. Glucosaminans found in crustaceans. CHITIN 86. Cyanogenetic glycoside found in Cassava plant. LINAMARIN 87. Differentiate Type I and Type II Diabetes mellitus. TYPE I DIABETES: INSULIN- DEPENDENT DIABETES; TYPE II: NON-INSULIN DEPENDENT DIABETES