Final Key with Detailed Solutions – UPSC Civil Services Preliminary Exam – 2020
Final Key with Detailed Solutions UPSC Civil Services Preliminary Exam – 2020 (Paper – 1) UPSC Civil Services (Prelims) Examination – SET B – Answer Key Q1. With reference to the carbon nanotubes, consider the following statements: They can be used as carriers of drugs and antigens in the human body. They …
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