Maths
Geography
Science
100

Who is the Father of Mathematics?

Archimedes

100

Who introduced Regional geography approach?

Karl Ritter

100

Brass gets discoloured in air because of the presence of which gases in air?

Hydrogen sulphide

200

When is Pi Day celebrated around the world?

 March 14

200

One Nautical Mile is equivalent to how many meters?

1852

200

Which metal forms an amalgam with other metals?

Mercury

300

Who discovered the Symbol Infinity “∞”?

John Wallis

300

Which river crosses equator twice?

Congo

300

Which element is common to all acids?

Hydrogen

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