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Important full forms: GK questions and answers

Short forms are everywhere: on forms, in newspapers and in exam papers. Here are the full forms asked most often. Use the flash cards to test yourself.

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24 questions on important full forms

  1. What is the full form of ISRO? Indian Space Research Organisation
  2. What is the full form of DRDO? Defence Research and Development Organisation
  3. What is the full form of RBI? Reserve Bank of India It is the central bank of India.
  4. What is the full form of NASA? National Aeronautics and Space Administration It is the space agency of the United States.
  5. What is the full form of WHO? World Health Organization
  6. What is the full form of UNESCO? United Nations Educational, Scientific and Cultural Organization
  7. What is the full form of UNICEF? United Nations Children's Fund Its original name was United Nations International Children's Emergency Fund.
  8. What is the full form of ATM? Automated Teller Machine
  9. What is the full form of PIN in a postal address? Postal Index Number A PIN code has six digits.
  10. What is the full form of GST? Goods and Services Tax It came into force in India on 1 July 2017.
  11. What is the full form of PAN? Permanent Account Number
  12. What is the full form of UPI? Unified Payments Interface
  13. What is the full form of CBSE? Central Board of Secondary Education
  14. What is the full form of NCERT? National Council of Educational Research and Training
  15. What is the full form of IAS? Indian Administrative Service
  16. What is the full form of IPS? Indian Police Service
  17. What is the full form of AIIMS? All India Institute of Medical Sciences
  18. What is the full form of IIT? Indian Institute of Technology
  19. What is the full form of LPG? Liquefied Petroleum Gas
  20. What is the full form of CNG? Compressed Natural Gas
  21. What is the full form of LED? Light Emitting Diode
  22. What is the full form of GPS? Global Positioning System
  23. What is the full form of SIM in a SIM card? Subscriber Identity Module
  24. What is the full form of NGO? Non-Governmental Organisation

These are well-established facts, written in our own words and last checked on 11 November 2026. If your textbook says something different, follow your textbook and tell us.

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