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