Hello nitish,
Yoou have to polish your General Knowledge to medium level. It would be helpful. And be calm, no need to worry as the queations are super easy.
Just practice for some G.K. and Mathematics.

Try reading some books of class 7th-10th of NCERT of subjects Mathematics and Social Sciences. It would prove very useful.
Read lucent book. Focus in the areas of polity, geography, history and economics. You should also have Little knowledge of English and reasoning
I hope you are satisfied with my answers
Best of luck for your exam
Thank you