2025 Ecological Regions of Texas

The homework quizzes are pass-fail. You need at least a 70 to pass, and you can take the test over as needed. And it is open-book! Your exact score doesn't matter that much. We're just hoping this helps you absorb information from the chapters.

What three terms refer to the mapped areas of Texas reflecting plants and animals together with physical and climatic components?

What accounts for the tremendous climatic and geographic diversity of Texas?

How many climatic regions, soil regions and ecological regions are there in Texas?

The Piney Woods ecological region is located in?

Texas ONLY natural lake, called _________, is found in the Piney Woods region.

What two ecoregions together are referred to as Greater Prairies and Lakes?

Which state park is found in the Oak Woods and Prairie region and what does it contain?

The Blackland Prairie ecological region once supported the original tall-grass prairie community. Where is the Blackland Prairie located?

Which famous Seashore is contained in the Gulf Coast Prairies and Marshes?

Which two endangered species are found in the Gulf Coast Prairies and Marshes region?

Coastal Sand Plains covers 2.5M acres of the southern coast of Texas. The soil composition is similar to which two other ecoregions?

Large feral herds of horses give this area which other name?

Due to overgrazing, the elimination of fire and other factors have ranches in the South Texas Brush Country region facing a serious problem with?

Which two wild and rare species are found in the South Texas Brush Country?

Also referred to as the Texas Hill Country, the _________ includes many rivers and streams including underground caves. The endangered San Marcos salamander is located in this ecoregion.

The dome-shaped granite mass approximately 1.35 billion years old in the Llano Uplift ecoregion is called _________.

Lying east of the High Plains, the Rolling Plains includes the __________, a cliff that runs north-south.

The Southern extension of the Great Plains was called __________ (or "staked plains") by Spaniards or High Plains today.

In the northern portion of the Chihuahuan Desert, the __________ ecoregion contains the only true mountain range in Texas.

The highest point in Texas is Guadalupe Peak at __________ feet.