FINAL EXAM REVIEW

_____ is the term used in nutrition to refer to the set of inorganic elements thus far established as necessary for life in one or more animal species

a ____ trial measures the total intake and secretion of feed so that retention by the animal’s body can be measured

_____ is the major carbohydrate found in forages such as hay and silage

which of the following is NOT an essential fatty acid? a) linoleic acid b) linolenic acid c) ascorbic acid d) arachidonic acid

which of the vitamins listed below is water soluble? a) vitamin E b) vitamin D c) vitamin C d) vitamin K

which of the following is considered an essential amino acid? a) histidine b) methionine c) arginine d) all of the above

on an equal weight basis, fats provide _____ times more energy to the animal than carbohydrates do. a) 2.65 b) 2.45 c) 2.25 d) 2.00

TRUE OR FALSE: the finishing phase for livestock requires a higher percentage of the total diet to be protein than does the growth phase

TRUE OR FALSE: a basic nutritionist is first and foremost interested in maximal cost-effective feeding in a production setting

TRUE OR FALSE: the maintenance nutrient requirement is the combination of nutrients needed for basal metabolism and normal animal movement

a ____ is a chemical element or compound that supports normal growth, reproduction, lactation, or maintenance of life processes

_____ is the combined set of actions and biological functions of a living being directed at producing offspring

____ is the nutrient whose deficiency will cause death of an animal faster than any other

the crude fiber portion of carbohydrates is derived from which of the following components? a) all of the above b) hemicellulose c) insoluble lignin d) cellulose

which of the following components of feed can be analyzed with infrared lights? a) protein b) all of the above c) moisture d) lipid

what percentage of the total cost of production is generally attributed to feed in the dairy industry? a) 70 b) 65 c) 75 d) 50-60

TRUE OR FALSE: sodium and chlorine are micromineral

TRUE OR FALSE: proximate analysis partitions feed into water, ash, crude protein, crude fiber, ether extract, and nitrogen-free extract

an ____ amino acid must be supplied to the body by the diet

the process of replacing a human organ with one from an animal is known as ______

_____ is the study of the body’s need and mechanism of acquiring, digesting, transporting, and metabolizing nutrients

which of the following is a basic type of analytical method used in analyzing feed for nutrient content? a) biological procedures b) chemical procedures c) all of the above d) microbiological procedures

carbohydrates contain approximately ____ kilocalories of energy per gram a) 3.9 b) 4.0 c) 4.2 d) 3.8

TRUE OR FALSE: an animal’s utilization of feed can be affected by the following factors: type of digestion tract, age and physiological state of the animal, and physical state of the feed