Can anyone Decideme plsss...What is the full form of: 1) BEL2) BHEL3) HAL4) NAL5) DRDO6) ISRO7) ITI8) IISc9) NCBS10) AMUL TISCOPls answer correctly...coz I gotta study for my exams and my exams start on the 20th of Jan T-T

1. Bharat electronics limited

2. Bharat heavy electronics limited

3. Hindustan aeronautics limited

4. National aerospace laboratories

5. Defence research and Development organisations

6. Indian space research organisation

7. Industrial traning institutes

8. Indian Institute of science

9. National centre of biological science

10. Tata Iron and steel company