World Geography
The main objective of multi-purpose river projects are

power generation by constructing hydro power stations
flood controls and making rivers navigable
All of these
extension of irrigation facilities by constructing dams to store surplus water during the rainy seas

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World Geography
The three recognized major fishing grounds of the world are located in the

one in the southern hemisphere only and two in the northern hemisphere
two in the southern hemisphere only and one in the northern hemisphere
northern hemisphere only
southern hemisphere only

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