Questions & Correct Answers
Nutrient - ANSWER-any chemical element or compound in the diet that supports normal
reproduction, growth, lactation, or maintenance of life processes.
What are the six classes of nutrients? - ANSWER-water, proteins and amino acids,
carbohydrates, lipids, vitamins, and inorganic elements
Energy can be provided by ____. - ANSWER-fat, carbohydrates, and the carbon
skeleton of amino acids after removal of nitrogen
Nutrients that are required by diet because they cannot be synthesized by the body are
called - ANSWER-essential/indispensable nutrients
What did the lab rat contribute to our knowledge? - ANSWER-it enhanced our
knowledge of vitamins, amino acids, minerals, and toxicants
The dog played an important role in the discovery of - ANSWER-insulin, metabolism of
carbohydrates, and the cure of pellegra
The guinea pig helped - ANSWER-prevent scurvy
Nutrition is less precise than other physical sciences. Why? - ANSWER-biological
organisms are variable
Animal nutritionists specialize in ___ or ____ animals - ANSWER-ruminant; non-
ruminant
non ruminant - ANSWER-monogastric; simple stomach
ruminant - ANSWER-multi compartmented stomach
Monogastric animals - ANSWER-chickens, turkeys, ducks, geese, swine, horses, dogs,
cats, fish, lab species, and aquatic species
Ruminant animals - ANSWER-beef cattle, dairy cattle, sheep, goats, deer
Antoine Lavoisier - ANSWER-founder of science and nutrition; father of chemistry
More than ___ nutrients are needed in an animal's diet. - ANSWER-40
, Nutrient needs of ___ have been described the most. - ANSWER-chickens because
they are grown in uniform condition
More complex systems indicate ___. - ANSWER-different dietary needs
Infants and children in developing countries face deficiencies in - ANSWER-energy,
protein, protein quality, and vitamin A
For all ages, they are deficient in - ANSWER-iodine, iron, vitamin B12, folic acid, and
other nutrients
The number of undernourished people in the world - ANSWER-815 million
Of the undernourdised, ___ live in developing countries, ___ in transition countries, and
___ in industrialized countries. - ANSWER-95.3%, 3.3%, 1.4%
Consumption of animals increases as ____ improves. - ANSWER-economic status
Food - ANSWER-an edible material that provides nutrients
Feed - ANSWER-animal food
Foodstuff/Feedstuff - ANSWER-any material made into or used as food or feed,
respectively
Diet - ANSWER-a mixture of feedstuffs used to supply nutrients to an animal
Ration - ANSWER-a daily allocation of food
Plants take up - ANSWER-nitrogen
Plants also require - ANSWER-Al, Br, Cs, and Sr
A plant is capable of synthesizing all of the complex biochemical that it requires for
completing its life cycle (T or F) - ANSWER-T
Animals require - ANSWER-Nitrogen, fat, mineral elements, vitamins, and a source of
energy that varies from fat/protein in animals
Amounts and proportions of nutrients required are influenced by - ANSWER-type of GI
tract, age, level and type of productivity, dietary constituents available, and environment
Feedstuffs are very similar (T or F) - ANSWER-F; feedstuffs vary widely from one
another
____ is a major constituent of many feedstuffs. - ANSWER-Water