Who discovered America?

Which museum has entered the Asia Book of Records for becoming the most visited museum in India?

Where is Sariska Bird Sanctuary located?

Which of the following metals can be cut with a knife?

Spinach leaves have the highest quantity?

The Union Cabinet has approved the establishment of National Institute for Sowa-Rigpa (NISR) in which city of India?

What is the period within which a proclamation of national emergency made by the President is to be placed before each house of the Parliament for approval? 

A Judge of the Supreme Court may resign his office by writing to -