1. Where is the headquarters of  UNESCO?
   
2. Which is the only plant hormone in gaseous state?
  
3. In which year the Unique Identification Authority of India established?
 

4. What is the atomic number of gold?
 
5. Who was the inventor of super computer?
 
6. Which country is the leading producer of Uranium?
 
7. Which is the largest housing scheme in India?
 

8. Which organization calculates the national income of India?
 
9. Who invented battery?
  
10. Which is the alloy of gold and silver?
  
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