Geography Vocabulary Quiz ections: Using the word bank, fill in the blanks using the correct vocabulary m. Texas is divided into four plains Each is determined by the which can vary from humid or dry. In the mountains and ins region of Texas, they are in a constant because the region eives little rainfall each year. Unlike the mountains and basins region, the astal plains region receives lots of rainfall each year. This region lies mostly on where the area of land is at a low elevation covered with grass. In the coastal plains region, the most popular industry is the industry. This industry is important because they are able to or natural gas. vert oil to marks the beginning of the north central