GRSC 635 Study Guide Exam Test Questions/Answers
Graded A+ 2025/2026
What Association represents the total feed industry today? - AFIA
How did prohibition influence the feed industry? - Negative impact by
reducing ingredient availability and increasing cost
How did the cooperation between AFMA and AFFCO save the industry
millions of dollars? - Permitted changes in formulas without having to
change feed tags
What does AFFCO stand for? - Association of American Feed Control
Officials
Which of the following is not one of the largest global compound feed
producers? - Japan
As of 2022, which of the following countries is the largest global compound
feed producer? - China
Which species requires the largest percentage of GLOBAL feed
production? - Poultry
Which country has had the most rapid growth in global feed production
since 2020? - China
What are the top 3 animal food-producing states within the U.S.? -
California, Missouri, Texas
What ingredient is used in the largest quantity in animal feed in the U.S.? -
Corn
Which animal eats the most food in the United States? - Beef Cattle
Which of the following is not a cereal grain? - Canola
Cereal grains are added to diets because they are a cheap source of which
nutrient? - Carbohydrates
, Which of the following oat product has the highest digestible energy
concentration? - Naked (hull less)
Which wheat by-product has the lowest concentration of fiber? - Red dog
Rice Hulls are typically used in the feed industry for which purpose? -
Carrier in premix
DDGS with solubles are a by product of ethanol production which is mainly
produced from which cereal grain? - Corn
If the cereal grain has 30 ppb of aflatoxin, how much aflatoxin would you
expect there to be in the DDGS? - 90
Which of the following is not one of the main products produced from the
rendering process when creating animal by-products? - Soaps
What process does whey come from? - Cheese
The railroads use a unit train to deliver what ingredient? - Corn
How many lb of water is in a bushel of corn (56 lb) if the moisture of the
corn is 15%? - 8.4
Solvent extraction of oil with hexane result in what by-product? - Soybean
Meal
What screen would be at the bottom of a particle size sieve set? - #270 (53
Microns)
Which ingredient is classified as a liquid ingredient? - Animal Fat
Which is NOT a critical ingredient to manufacture feed? - Amino Acids
What is the range of a sample that has a Dgw=600 and Sgw=2.0? - 300 to
1200
Which piece of equipment is used to move material vertically? - Bucket
elevator
Graded A+ 2025/2026
What Association represents the total feed industry today? - AFIA
How did prohibition influence the feed industry? - Negative impact by
reducing ingredient availability and increasing cost
How did the cooperation between AFMA and AFFCO save the industry
millions of dollars? - Permitted changes in formulas without having to
change feed tags
What does AFFCO stand for? - Association of American Feed Control
Officials
Which of the following is not one of the largest global compound feed
producers? - Japan
As of 2022, which of the following countries is the largest global compound
feed producer? - China
Which species requires the largest percentage of GLOBAL feed
production? - Poultry
Which country has had the most rapid growth in global feed production
since 2020? - China
What are the top 3 animal food-producing states within the U.S.? -
California, Missouri, Texas
What ingredient is used in the largest quantity in animal feed in the U.S.? -
Corn
Which animal eats the most food in the United States? - Beef Cattle
Which of the following is not a cereal grain? - Canola
Cereal grains are added to diets because they are a cheap source of which
nutrient? - Carbohydrates
, Which of the following oat product has the highest digestible energy
concentration? - Naked (hull less)
Which wheat by-product has the lowest concentration of fiber? - Red dog
Rice Hulls are typically used in the feed industry for which purpose? -
Carrier in premix
DDGS with solubles are a by product of ethanol production which is mainly
produced from which cereal grain? - Corn
If the cereal grain has 30 ppb of aflatoxin, how much aflatoxin would you
expect there to be in the DDGS? - 90
Which of the following is not one of the main products produced from the
rendering process when creating animal by-products? - Soaps
What process does whey come from? - Cheese
The railroads use a unit train to deliver what ingredient? - Corn
How many lb of water is in a bushel of corn (56 lb) if the moisture of the
corn is 15%? - 8.4
Solvent extraction of oil with hexane result in what by-product? - Soybean
Meal
What screen would be at the bottom of a particle size sieve set? - #270 (53
Microns)
Which ingredient is classified as a liquid ingredient? - Animal Fat
Which is NOT a critical ingredient to manufacture feed? - Amino Acids
What is the range of a sample that has a Dgw=600 and Sgw=2.0? - 300 to
1200
Which piece of equipment is used to move material vertically? - Bucket
elevator
