Top 5 gk question and answer in the world

Top 5 gk question and answer in the world

        1.first Radio Telescope Satelite launched into Space ?

        Ans - HALCA(Japan).

        2.First country to use Glass?

        Ans -Egypt and Mesopotamia.

        3.First country to make map?

        Ans-The Greeks.

        4.First Spaceship landed on Mars?

        Ans-Viking-1(july 1976).

        5.World' s First multipurpose river valley project?

        Ans-Tennessee river valley project (USA).