ANSC Feeds Practice Exam

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Study for the ANSC Feeds Exam. Prepare with quizzes featuring multiple choice questions. Each question includes hints and explanations. Get ready for your certification with ease!

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What is one source of carbonaceous roughages excluding grasses or grass hays?

Alfalfa hay
Wheat straw
Corn grain
Corn silage

The correct answer is: Wheat straw

Wheat straw is recognized as a suitable source of carbonaceous roughages, particularly because it is a byproduct of the grain production process. Carbonaceous roughages are materials that are high in fiber and low in protein, making them an essential component of livestock diets to aid in digestion and maintain gut health. Wheat straw serves this purpose well due to its high lignin and cellulose content, which contributes to its fibrous structure. While alfalfa hay is a great source of forage, it is primarily considered a protein-rich legume forage rather than a carbonaceous roughage. Corn grain is an energy-dense feed component and not classified as a roughage, and corn silage, while a roughage, contains higher moisture and energy content, making it more of a concentrate than a true carbonaceous roughage. Thus, wheat straw stands out as the correct answer among the given options.