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OPSC OAS 2023: Materials

OPSC OAS Prelims 2023: Rapid Revision Syllabus (Day-2 and 3)Download
OPSC OAS Prelims 2023: Rapid Revision Quiz Day-1Download

OPSC OAS 2022: Last Minute Revision Materials

General Studies Paper-III

Science and TechnologyDownload
Disaster ManagementDownload
EnvironmentDownload
AgricultureDownload
SecurityDownload

Compulsory Odia

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ବିପରୀତ ଶବ୍ଦDownload
ରୂଢି ପ୍ରୟୋଗDownload
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