Table of Contents
These all questions paper are taken from UPSC Offical Site:
2020 Preliminary
Paper 1 CSP_2020_GS_Paper-1
Paper 2 CSP_2020_GS_Paper-2
2019 Preliminary
Paper 1 csp-p1
Answer Key AnsKeyCSP-19-GS_I
Paper 2 csp-p2
Answer Key AnsKeyCSP-19-GS_II
2018 Preliminary
Paper 1 QP-CSP-18-GS-I-C
Answer Key AnsKey-CSP-18-Paper-I
Paper 2 QP-CSP-18-GS-II-C
Answer Key AnsKey-CSP-18-Paper-II
2017 Preliminary
Paper 1 CSP-17-GS_PAPER-1-C
Answer key Anskey-CSP-17-GS-I
Paper 2 CSP-17-GS_PAPER-II-C
Answer Key ANskey-CSP-17-GS-II