World Geography The oldest rock system of the world is: None of these The Primitive Rock system The Archaean Rock system The Zircons Rock system None of these The Primitive Rock system The Archaean Rock system The Zircons Rock system ANSWER DOWNLOAD EXAMIANS APP
World Geography The radiation belts are zones in space around the Mercury Earth Jupiter and Saturn Earth, Jupiter and Saturn Mercury Earth Jupiter and Saturn Earth, Jupiter and Saturn ANSWER DOWNLOAD EXAMIANS APP
World Geography The mean radius of the earth is approximately 6,400 km 32,000 km 9,600 km 12,800 km 6,400 km 32,000 km 9,600 km 12,800 km ANSWER DOWNLOAD EXAMIANS APP
World Geography The hazards of radiation belts include damage of solar cells of spacecraft deterioration of electronic circuits All of these adverse effect on living organisms damage of solar cells of spacecraft deterioration of electronic circuits All of these adverse effect on living organisms ANSWER DOWNLOAD EXAMIANS APP
World Geography The soils whose parent material tend to be rich in sand are spodsols aridsols ultisols alfisols spodsols aridsols ultisols alfisols ANSWER DOWNLOAD EXAMIANS APP
World Geography The plants grown in equatorial regions include groundnuts, soyabeens, potatoes wheat, barley, maize evergreen dense forests, rubber trees, groundnuts evergreen coniferous forests, oats, cocoa groundnuts, soyabeens, potatoes wheat, barley, maize evergreen dense forests, rubber trees, groundnuts evergreen coniferous forests, oats, cocoa ANSWER DOWNLOAD EXAMIANS APP