hello bhavana Pilli

I hope you are doing good.

Yes you can absolutely appear for the polytechnic exam  to go on the journey of becoming IAS officer. After completing your polytechnic you must persue bachelors from an recoginzed university because to appear for civil service exam conducted by upsc you must have passed your bachelors in any stream . The minimum age limit to appear for ias exam is 21 years

Hope you found this answer helpful. Good luck for your future