Basic General Knowledge

basic general knowledge questions
DIRECTIONS : Questions based on GK.
106. Which metal is commonly used for making an electromagnet?
  A.  Copper
  B.  Nickel
  C.  Iron
  D.  Cobalt
107. January 15 is celebrated as the
  A.  Republic Day
  B.  Ugadhi
  C.  Makar Sakranti
  D.  Army Day
108. Twelfth schedule of the Indian Constitution deals with
  A.  Panchayats
  B.  Defection
  C.  Land reforms
  D.  Municipalities
109. Which one of the following contains maximum percentage of nitrogen by mass?
  A.  Ammonium cyanide
  B.  Ammonium carbonate
  C.  Urea
  D.  Ammonium nitrate
110. Who discovered radioactivity?
  A.  Roentgen
  B.  Marie Curie
  C.  John Dalton
  D.  Henri Becquerel