Questions from Basic General Knowledge
481. By whom was Zero invented?
An unknown Indian
482. From which one among the following water sources, the water is likely to be contaminated with fluoride?
Ground water
483. Who streamlined the Maratha administration after Shambhaji?
Raja Ram
484. By which treaty Kayarnkulam became a vassal of Travancore?
Treaty of Mannar (1742)
485. Who is the author of “Ascent of the Everest”?
Sir John Hunt
486. Who is the author of “War and Peace”?
Tolstoy
487. First woman to walk in space (Russia)?
Svetlana Savitskaya space
488. Which industry produces the most non-biodegradable wastes?
Thermal power plants
489. Who is the author of “Untold Story”?
B.M.Kaul
490. Which decade is celebrated as First International Decade of the World’s Indigenous People?
1994-2004
