ANSC 4394 EXAM 1 COMPREHENSIVE
EXAMINATION TEST 2026 QUESTIONS AND
SOLUTION GUIDE
◉ Feedstuff
Answer: edible material consumed by animals which contributes
energy and/or nutrients
◉ 18th century
Answer: little levosa--father of nutrition
◉ 19th century
Answer: better understanding of fats, protein(provide amino acids
and expensive), carbohydrates (used for energy)
◉ 20th century
Answer: vitamins and minerals (still not a lot of info)
◉ Energy
Answer: heat: forcefulness of the body to drive various physiological
processes
,◉ Nutrients
Answer: feed constituent or group of feed constituents that aid in
the support of life
◉ ration
Answer: an amount of feed consumed by an animal in 24 hours
◉ balanced ration
Answer: one which provides an animal the proper amount and
proportions of all the required nutrients for 24 hours
◉ Diet
Answer: balanced mixture of feedstuffs which nourish the animal for
more than 24 hours
◉ Water
Answer: =>simplist form=>absorbed in the blood
◉ Carbs
Answer: =>glucose or simple sugar==>blood
,◉ Lipid
Answer: =>emulsify=>lymph system
◉ Feedstuff components
Answer: water, dry matter (inorganic material=minerals), organic
material like nitrogenous material (protein or npn example is urea),
lipids (simple, compound, pseudo), carbohydrates (fiber, Nitrogen
free extract=easy to digest)
◉ Daily dry matter consumed by animals expressed as percent of
BW or body weight
Answer: Poultry 5-6%
Swine 4-5%
Sheep 3-4%
Cattle 2-3%
Horses 1.5-2.5%
*May change but not too much
◉ Regulatory
Answer: water, minerals, vitamins, proteins
Ex. digestion, heart rate, respiration
◉ structural
, Answer: minerals, proteins, fats
ex. bones, muscle, tendons
◉ Energy
Answer: protein, fat, carbohydrates
ex. lactating
◉ Natural sources
Answer: Sun-energy-vitamin D
Soil-minerals and chemicals-graze animals
Air-C, N, O, H
◉ Photosynthesis
Answer: CO2 + H20 Sunlight/Plants glucose + O2
◉ Various metabolic pathways in the body
Answer: can synthesize lipids and/or proteins
◉ Plants have more carbohydrates than a steer because
Answer: of photosynthesis
◉ Steers have less carbohydrates because it is used for
EXAMINATION TEST 2026 QUESTIONS AND
SOLUTION GUIDE
◉ Feedstuff
Answer: edible material consumed by animals which contributes
energy and/or nutrients
◉ 18th century
Answer: little levosa--father of nutrition
◉ 19th century
Answer: better understanding of fats, protein(provide amino acids
and expensive), carbohydrates (used for energy)
◉ 20th century
Answer: vitamins and minerals (still not a lot of info)
◉ Energy
Answer: heat: forcefulness of the body to drive various physiological
processes
,◉ Nutrients
Answer: feed constituent or group of feed constituents that aid in
the support of life
◉ ration
Answer: an amount of feed consumed by an animal in 24 hours
◉ balanced ration
Answer: one which provides an animal the proper amount and
proportions of all the required nutrients for 24 hours
◉ Diet
Answer: balanced mixture of feedstuffs which nourish the animal for
more than 24 hours
◉ Water
Answer: =>simplist form=>absorbed in the blood
◉ Carbs
Answer: =>glucose or simple sugar==>blood
,◉ Lipid
Answer: =>emulsify=>lymph system
◉ Feedstuff components
Answer: water, dry matter (inorganic material=minerals), organic
material like nitrogenous material (protein or npn example is urea),
lipids (simple, compound, pseudo), carbohydrates (fiber, Nitrogen
free extract=easy to digest)
◉ Daily dry matter consumed by animals expressed as percent of
BW or body weight
Answer: Poultry 5-6%
Swine 4-5%
Sheep 3-4%
Cattle 2-3%
Horses 1.5-2.5%
*May change but not too much
◉ Regulatory
Answer: water, minerals, vitamins, proteins
Ex. digestion, heart rate, respiration
◉ structural
, Answer: minerals, proteins, fats
ex. bones, muscle, tendons
◉ Energy
Answer: protein, fat, carbohydrates
ex. lactating
◉ Natural sources
Answer: Sun-energy-vitamin D
Soil-minerals and chemicals-graze animals
Air-C, N, O, H
◉ Photosynthesis
Answer: CO2 + H20 Sunlight/Plants glucose + O2
◉ Various metabolic pathways in the body
Answer: can synthesize lipids and/or proteins
◉ Plants have more carbohydrates than a steer because
Answer: of photosynthesis
◉ Steers have less carbohydrates because it is used for
