Question: Tropical rainforests in South America: A - are the dominant landscape, indicating that the entire continent is wet B - are important primarily because human beings can use their enormous wood resources C - are important because they are habitats of many species and they are "lungs" of the earth D - are prone to desertification5) The finding of oil in tribal Secoya, Amazon, implies: A - stronger economic power to deal with Secoya's long-existing environmental problems B - more foreign efforts to improve the native American culture C - the possibility of slow death of a culture D - strengthened sustainability of the Secoya culture