Who is the scientist who discovered that the value of  is 22/7? 

Surveys which are carried out to provide a national grid of control for preparation of accurate maps of large areas, are…

Pick up the in-correct statement from the following: The soils which contain montmorillonite minerals 

What percentage of the population below the poverty line has been taken as a long-term vision (2100) goal? 

The independent float affects  

In a row of girls, China is 11th from the left and Mina is 13th from right end. Anita, who is 2nd to the right of China …

Select a suitable figure from the Answer Figures that would replace the question mark (?). 

What percentage of area of South Asia does Nepal occupy?