9. Prairies are described as A. desert-like areas of flat land. B. areas where post oak and blackjack oak trees grow very close to c. large expanses of level grassland where the soil is dark and the D. areas with low mountains and lush valleys.

Prairies are known for their vast, open landscapes dominated by grasses rather than trees. These ecosystems are critical for biodiversity, housing many species of birds, insects, and mammals, and they play a vital role in carbon sequestration, helping to mitigate climate change. In addition to being beautiful, prairies also serve as important agricultural regions. The rich dark soil found in these areas is often perfect for farming, making them prime land for crops like wheat and corn, which are staples in many diets around the world. Exploring these ecosystems reveals their importance to both the environment and human industry!