WHO क्या है? WHO Full Form and Know all Information in HindiØविश्व भर में स्वास्थ्य...

1. The first cosmonaut to spend about 17½ days in space endurance flightAns.Adrin Nikolayev and Vitaly Sevastyanosov in soyuz-9 (June 1, 1970) 2. The first person in the world to land on the moon  Ans.Neil...