1. Which is the most abundant
  metal present in earth's surface ?
  Answer: Aluminum
  2. Which is the most abundant
  metal present in earth ?
  Answer: Iron
  3. Which country has the oldest
  National Flag ?
  Answer: Denmark
  4. which country has the oldest
  national anthem ?
  Answer: Japan
  5. Where is National Defense College
  situated ?
  answer: New Delhi
  6. Where is National Defense
  Academy (NDA) situated ?
  answer: Khadakwasla (Pune)
  7. Where is Indian Military Academy
  situated ?
  answer: Dehradun
  8. Who is the First American
  president who won the Nobel Prize ?
  Answer: Theodore Roosevelt
  9. Who is the First Russian
  president who won the Nobel Prize ?
  Answer: Mikhail Gorbachev
  10. Which is the largest lake in the
  world ?
  answer: Caspian Sea