431. Which continent has the lowest birth and death rates ?
Europe
432. What are “Open Market Operations” ?
Selling of giltedged securities by the Government
433. By which act was the office of Governor General of India created?
Government of India Act; 1858
434. Which planet looks reddish in the night sky?
Mars
435. In 1757; By whom was the Siraj-ud-daula defeated?
Clive
436. When was World Council of Churches formally constituted?
23rd August; 1948
437. Which reflects back more sunlight as compared to other three?
Land covered with fresh snow
438. The tropopause occurs at the equator at a height of howmany kilometers?
17 km
439. Who is the author of “Dario Ruben”?
Pablo Neruda
440. Who is the inventor of Spectacles?
Venice (Italy)