Answer:
1. Iguazú Falls is located on the border of Argentina and Brazil.
a. cierto
2. Niagara Falls is four times as wide as Iguazú Falls.
b. falso (Las cataratas del Iguazú is four times as wide and twice as tall as Niagara Falls.)
3. Iguazú Falls has a few cascades, each about 82 meters tall.
b. falso ( There are 275 cascades with falls about 82 meters high.)
4. Tourists visiting Iguazú can see exotic wildlife.
a. cierto
5. Iguazú is the Guaraní word for "blue water."
b. falso (Iguazú is the Guaraní word for "great water".)
6. You can access the walkways by taking the Garganta del Diablo.
b. falso (You can access the walkways by the Tren Ecológico de la Selva.)
7. It is possible for tourists to visit Iguazú Falls by air.
a. cierto
8. Salto Angel is the tallest waterfall in the world.
a. cierto
9. There are no waterfalls in Mexico.
b. falso (Piedra Volada is a waterfall in Mexico.)
10. For the best views of the Iguazú Falls, tourists should visit the Brazilian side
a. cietro
