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ANSC 201 Lab Quiz 2
Terms in this set (54)
What is the difference between a high-quality and low-quality protein?
Why, in general are milk proteins better for the growth of a young mammal than corn protein?
What is the typical protein percentage required in the diets for most young growing animals?
Can an animal be deficient in protein even though it is fed a high protein percent diet?
Yes, if the protein is limiting in amino acids
What are the main objectives of lab 3?
What is the difference between protein supplementation and complementation?
Which plant proteins were used in lab 3?
Which animal proteins were used in lab 3?
Which protein showed the poorest performance for rats?
What is the most likely limiting amino acid in most corn-based diets?
If we fed just soy without methionine, would the results have changed? Why or why not?
What criterion was used to determine protein quality?
What was the numbering scheme for rats?
What is compensatory growth, and what factors affect the level of compensatory growth?
Which rat diet from lab 3 showed the most compensatory growth when switched to rat chow?
Which rat diet from lab 3 showed the least compensatory growth?
What are the objectives of lab 9?
What measurements were taken to evaluate the objectives of lab 9?
What criteria. can be used to evaluate the nutritional adequacy of any diet during lactation and gestation?
What is the main variable in lab 9, and what is the source of this variable?
Which dams and pups showed the highest weight gains after parturition?
What organization develops pet food guidelines?
What do the letters AAFCO stand for?
What two main AAFCO statements do pet foods often carry, and how do they differ?
What third statement is associated with "treats" for pets?
What components are required to be present on pet food labels?
Specifically, minimum or maximum levels of which components are required on labels?
How can you tell the main ingredient in a pet food?
Nutrient in highest level must be on label first
What factors influence animal feeding guidelines?
What popular pet must have taurine included in its diet?
What are some key differences between foods for young and old animals?
How do the protein levels and sources of protein vary between cat foods and dog foods for mature animals?
What is the difference between a roughage and a concentrate?
How do roughages typically compare to concentrates for fiber and digestibility?
What factors affect the nutritional value of roughages?
How does a plant's nutritional value change as it matures?
What are good moisture levels for corn silage and haylage?
What process preserves silage?
Is the process that preserves silage aerobic or anaerobic?
What desirable acid is produced during the process that preserves silage?
What is an energy supplement?
Concentrate with less than 20% protein on a DM basis
What is a protein supplement?
Concentrate with more than 20% crude protein on a DM basis
What examples of protein supplements were examined in lab 12?
What mineral supplements were examined in lab 12?
Limestone and dicalcium phosphate
What two major minerals are typically included in most mineral supplements for animals?
Calcium and phosphorus
How can dry matter be paired with pH to determine the efficiency of fermentation?
If preserved feed is improperly fermented, what problem can result?
What products result from carbohydrate digestion in ruminants?
What is the approximate difference in dry matter between haylage and hay?
What components of feed are converted to acid during fermentation?
Sugars and starches
In fall 2019, the corn silage had a very high pH. What problem can this indicate, and what are some possible causes?
Which feeds did you examine that resulted from the brewing or distilling of alcohol?
How can one feed grain (corn) have so many products that have different protein levels?
Different parts of the plant are included; different processing methods yield different results
What products result from protein digestion in ruminants?
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