ANS 313 Exam 1 Quiz Questions
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This type of reaction is one in which molecules are broken down into
smaller bits.
Ans: catabolic
This is the best measure of the cell wall component of a food. It is
abbreviated "NDF".
Ans: neutral detergent fiber
The true digestibility value of a feed will usually be greater than the
apparent digestibility because feces contains compounds that are of
endogenous origin.
a. true
b. false
Ans: true
This fraction of the cell wall is completely indigestible. Thus, feeds with
more of this compound will probably be less digestible and thus
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provide less available energy for an animal that normally can digest
fiber.
Ans: lignin
To determine the % crude protein of a feed, multiply the % N times
this number
Ans: 6.25
Unlike cats, dogs need carbohydrates in their diet for proper nutrition.
a. true
b. false
Ans: false
Strawberries are 95% water. What is the percent dry matter?
Ans: 5
This compound is the most abundant carbohydrate on earth; microbes
help animals obtain nutrition from it.
a. cellulose
b. lignin
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c. pectin
d. amylose
Ans: cellulose
This monosaccharide carbohydrate is found in the blood of all animals
and is central for life.
Ans: glucose
This is one of the most important determinants of how much energy an
animal can get out of a food.
a. digestibility
b. percent protein
c. percent starch
d. all of these
Ans: digestibility
Even when it is not eating, this bird can feed its offspring by
regurgitating a milk-like substance secreted in its crop.
a. turkey
b. hoatzin
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