[ Official ] How was the Prelims 2021 paper?

5_6296058585738642338 upsc.pdf EIA report of a CU smelting plant listing possible hazard scenarios-toxic release of CO

out.

was getting 90-102 from various keys.

csat-90

after getting following as negetive was getting 86.66-

epfo-2,3

cu smelting-1,2,3

magnetite-1,2,3,4,5

right to city-1,2

virus-1,2,3

mitochondria-1 only

cooker-1,2

iyengar-both