1. Who has written the national anthem of India? Ans:- Bankim Chandra Chatterjee
2. Who first called Mahatma Gandhi the Father of the Nation? Ans:- Netaji Subhash Chandra Bose
3. Which is our national calendar? Ans:- Shaka Samvat
4. What is the duration of singing the national anthem? Ans:- 52 seconds
5. Who discovered radioactivity? Ans:- Henry Becquerel
6. Pace maker is related to which part of the body? Ans:- Heart
7. Which gland of the human body is called 'master gland'? Ans:- pituitary gland
8. Which is the purest form of carbon? Ans:- Diamond
9. Who invented X-ray? Ans:- Rantjan
10. Which metal was first used by humans? Ans:- Copper
11. How does the outer sky appear to the astronaut? Ans:- Black
12. Who invented the telescope? Ans:- Galileo
13. What is the name of Mahatma Gandhi's Samadhi in Delhi? Ans:- Rajghat
14. From where to where did the first train run in India? Ans:- From Bombay (Present Mumbai) to Thane
15. In which city was the metro rail service started for the first time in India? Ans:- Kolkata
16. In which year was the railway started in India? Ans:- 1853
17. Who was the first Indian astronaut? Ans:- Squadron Leader Rakesh Sharma, in 1984
18. Who was the first woman Chief Minister of India? Ans:- Mrs Sucheta Kripalani
19. Who was the first Chief Minister of Haryana? Ans:- Pt. Bhagwat Dayal Sharma
20. When was the United Nations Organization established? Ans:- 24 October 1945
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