If you are preparing for Karnataka CET then I will advise some website for test series preparation in this some websites are are providing free test series and free mock test for Karnataka CET examination first of all if you want any information about the Karnataka city or you have any doubt so you can use career 360 official website and ask your question and clear your doubt on it after that I will advise you the side for Karnataka CET mock test and free test series and other pet test series:-

First of all official website of K CET for previous year question papers.

So that you have an idea of of the examination pattern. If you want learn then you can use unacademy.

Which provides free mock tests. I hope my given information helped you.