FFA Veterinary Science CDE Practice Test

A balanced diet for livestock consists of several components. What is an example of a concentrate commonly used in livestock diets?

1. Hay

2. Silage

3. Corn

4. Soybeans

The correct answer is: Corn

A concentrate is a type of feed that is high in energy and is typically low in fiber. Corn is a prime example of a concentrate commonly used in livestock diets due to its high carbohydrate content and energy density. It is often utilized for fattening livestock and is a staple in the feed industry because it provides essential nutrients efficiently. In contrast, hay and silage are considered roughages rather than concentrates. They are high in fiber and are used primarily for their bulk and the roughage they provide, which is important for proper digestive function in ruminants. Soybeans, while they can be energy-dense and high in protein, are often categorized more as a protein supplement than a concentrate in the traditional sense. By incorporating corn into livestock diets, farmers can promote growth and improve feed efficiency, making it a critical component in formulating a balanced diet.