Addition of suitable impurities into semiconductor, is called
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Depletion of ozone layer causes
The major objective of INSAT series of satellites is to facilitate.
The first ever disaster management exercise of BIMSTEC countries was held _________ in October 2017.
The commonly used thermometric substance is _____.
Indian Constitution came into force on
On January 16, 2018 the Supreme Court ruled the attacks and interference on adults opting for inter-caste marriage as ‘absolutely illegal’ in the petition filed by which NGO in 2010?
Select the word with the correct spelling.