World Geography
The mountains which come into being after the continental drift started, with the break up of the large land mass of pangola are

young mountains
volcanic mountains
old mountains
fold mountains

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World Geography
The relative abundance of dissolved salts in seawater in descending order is as follows

sodium, chlorine, magnesium, potassium, sulphate, calcium
chlorine, magnesium, calcium, sodium, potassium, sulphate
chlorine, sodium, magnesium, calcium, potassium, sulphate
chlorine, sodium, sulphate, magnesium, calcium, potassium

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World Geography
What is the opportunities provided by a country’s demographics in which the working population is much more than the dependent population called?

Demographic Dividend
Real population Density
Age structure composition
Demographic Gap

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