Which river serves as the natural international border between the US state of Texas and the nation of Mexico?

Answer and explanation

Correct answer: A. Rio Grande (Río Bravo del Norte)

  1. Step 1: The Rio Grande forms 2,019 kilometers of the border between the United States and Mexico from El Paso/Ciudad Juárez to the Gulf of Mexico.
  2. Step 2: In Mexico, it is officially known as the Río Bravo del Norte.
Answer
Rio Grande (Río Bravo del Norte)
Why not the others: 'Colorado River' forms a tiny portion of the Arizona-Baja California border; 'Pecos River' is a major tributary flowing through New Mexico and Texas; 'Red River' forms part of the border between Texas and Oklahoma.

Practise more Major World Rivers and Drainage Basins.

Free questions with an explanation for every one, and full timed General Knowledge mock tests.