Time left 1 The largest city in Latin America is Mexico city Caracas Rio-de-Janeiro Buenos Aires 2 The highest and lowest values of a weather element observed over the entire period of record are extremes average extremes absolute extremes relative extremes 3 The highest mountain peak of Oceania is Mt. Victoria, Mt. Kosciusko, Mt. Cook, Puncak Jaya 4 The largest gulf in the world is Gulf of Mexico Persian Gulf Gulf of Carpentaria Gulf of Mannar 5 The hunting and gathering economy can support only 1 person per sq. km 3 persons per sq. km 5 persons per sq. km 7 persons per sq. km 6 The import of crude oil and petroleum done from national oil companies of producer countries, which have a net exportable surplus of oil is by term contracts term tenders monthly tenders All the above 7 The knowledge about the topography of the ocean basins has been derived from seismic surveying echo sounder side-scan sonar All of the above
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