World Geography
The minerals resources of north-eastern zone include

Fe, Au(gold)
coal, Fe, Mn, Cu, Mica, U, diamond
natural gas, Fe, Au, Mn, U
crude Petroleum and natural gas

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World Geography
The period of daylight

varies with latitude and the season
is nearly constant near the equator
reaches a maximum of 24 hour in the polar zones in summer
All of these

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