A) Flood control B) Irrigation C) Hydroelectric power generation D) Navigation
A) Paraguay and Brazil B) Paraguay and Bolivia C) Paraguay and Argentina D) Brazil and Argentina
A) 10 B) 50 C) 30 D) 20
A) Tigre River B) Amazon River C) Paraná River D) Rio Grande
A) 1978 B) 1990 C) 1980 D) 1984
A) Residential areas B) Biodiversity C) Historical monuments D) Industrial facilities
A) Urban areas B) Forests and wetlands C) Deserts and mountains D) Farmlands
A) Ecotourism B) Adventure tourism C) Historical tourism D) Cultural tourism |